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-rw-r--r--863/CH1/EX1.1/Ex1_1.sce22
-rw-r--r--863/CH1/EX1.1/Ex1_1.txt22
-rw-r--r--863/CH1/EX1.1/Result1_1.txt20
-rw-r--r--863/CH1/EX1.2/Ex1_2.sce24
-rw-r--r--863/CH1/EX1.2/Ex1_2.txt24
-rw-r--r--863/CH1/EX1.2/Result1_2.txt22
-rw-r--r--863/CH1/EX1.3/Ex1_3.sce16
-rw-r--r--863/CH1/EX1.3/Ex1_3.txt16
-rw-r--r--863/CH1/EX1.3/Result1_3.txt4
-rw-r--r--863/CH1/EX1.4/Ex1_4.sce8
-rw-r--r--863/CH1/EX1.4/Ex1_4.txt8
-rw-r--r--863/CH1/EX1.4/Result1_4.txt4
-rw-r--r--863/CH1/EX1.5/Ex1_5.sce18
-rw-r--r--863/CH1/EX1.5/Ex1_5.txt18
-rw-r--r--863/CH1/EX1.5/Result1_5.txt10
-rw-r--r--863/CH1/EX1.6/Ex1_6.sce15
-rw-r--r--863/CH1/EX1.6/Ex1_6.txt15
-rw-r--r--863/CH1/EX1.6/Result1_6.txt10
-rw-r--r--863/CH1/EX1.7/Ex1_7.sce9
-rw-r--r--863/CH1/EX1.7/Ex1_7.txt9
-rw-r--r--863/CH1/EX1.7/Result1_7.txt4
-rw-r--r--863/CH1/EX1.8/Ex1_8.sce12
-rw-r--r--863/CH1/EX1.8/Ex1_8.txt12
-rw-r--r--863/CH1/EX1.8/Result1_8.txt8
-rw-r--r--863/CH1/EX1.9/Ex1_9.sce12
-rw-r--r--863/CH1/EX1.9/Ex1_9.txt12
-rw-r--r--863/CH1/EX1.9/Result1_9.txt6
-rw-r--r--863/CH10/EX10.1/Ex10_1.sce13
-rw-r--r--863/CH10/EX10.1/Ex10_1.txt13
-rw-r--r--863/CH10/EX10.1/Result10_1.txt8
-rw-r--r--863/CH10/EX10.2/Ex10_2.sce12
-rw-r--r--863/CH10/EX10.2/Ex10_2.txt12
-rw-r--r--863/CH10/EX10.2/Result10_2.txt4
-rw-r--r--863/CH11/EX11.3/Ex11_3.sce14
-rw-r--r--863/CH11/EX11.3/Ex11_3.txt14
-rw-r--r--863/CH11/EX11.3/Result11_3.txt4
-rw-r--r--863/CH12/EX12.1/Ex12_1.sce26
-rw-r--r--863/CH12/EX12.1/Ex12_1.txt26
-rw-r--r--863/CH12/EX12.1/Result12_1.txt4
-rw-r--r--863/CH12/EX12.2/Ex12_2.sce14
-rw-r--r--863/CH12/EX12.2/Ex12_2.txt14
-rw-r--r--863/CH12/EX12.2/Result12_2.txt4
-rw-r--r--863/CH12/EX12.4/Ex12_4.sce20
-rw-r--r--863/CH12/EX12.4/Ex12_4.txt20
-rw-r--r--863/CH12/EX12.4/Result12_4.txt6
-rw-r--r--863/CH13/EX13.1/Ex13_1.sce20
-rw-r--r--863/CH13/EX13.1/Ex13_1.txt20
-rw-r--r--863/CH13/EX13.1/Result13_1.txt8
-rw-r--r--863/CH13/EX13.4/Ex13_4.sce12
-rw-r--r--863/CH13/EX13.4/Ex13_4.txt12
-rw-r--r--863/CH13/EX13.4/Result13_4.txt6
-rw-r--r--863/CH14/EX14.1/Ex14_1.sce16
-rw-r--r--863/CH14/EX14.1/Ex14_1.txt16
-rw-r--r--863/CH14/EX14.1/Result14_1.txt6
-rw-r--r--863/CH14/EX14.5/Ex14_5.sce15
-rw-r--r--863/CH14/EX14.5/Ex14_5.txt15
-rw-r--r--863/CH14/EX14.5/Result14_5.txt8
-rw-r--r--863/CH14/EX14.6/Ex14_6.sce18
-rw-r--r--863/CH14/EX14.6/Ex14_6.txt18
-rw-r--r--863/CH14/EX14.6/Result14_6.txt4
-rw-r--r--863/CH15/EX15.1/Ex15_1.sce15
-rw-r--r--863/CH15/EX15.1/Ex15_1.txt15
-rw-r--r--863/CH15/EX15.1/Result15_1.txt6
-rw-r--r--863/CH15/EX15.2/Ex15_2.sce14
-rw-r--r--863/CH15/EX15.2/Ex15_2.txt14
-rw-r--r--863/CH15/EX15.2/Result15_2.txt6
-rw-r--r--863/CH15/EX15.3/Ex15_3.sce15
-rw-r--r--863/CH15/EX15.3/Ex15_3.txt15
-rw-r--r--863/CH15/EX15.3/Result15_3.txt4
-rw-r--r--863/CH15/EX15.4/Ex15_4.sce18
-rw-r--r--863/CH15/EX15.4/Ex15_4.txt18
-rw-r--r--863/CH15/EX15.4/Result15_4.txt4
-rw-r--r--863/CH2/EX2.10/Ex2_10.sce16
-rw-r--r--863/CH2/EX2.10/Ex2_10.txt16
-rw-r--r--863/CH2/EX2.10/Result2_10.txt8
-rw-r--r--863/CH2/EX2.11/Ex2_11.sce16
-rw-r--r--863/CH2/EX2.11/Ex2_11.txt16
-rw-r--r--863/CH2/EX2.11/Result2_11.txt8
-rw-r--r--863/CH2/EX2.12/Ex2_12.sce15
-rw-r--r--863/CH2/EX2.12/Ex2_12.txt15
-rw-r--r--863/CH2/EX2.12/Result2_12.txt8
-rw-r--r--863/CH2/EX2.3/Ex2_3.sce12
-rw-r--r--863/CH2/EX2.3/Ex2_3.txt12
-rw-r--r--863/CH2/EX2.3/Result2_3.txt3
-rw-r--r--863/CH2/EX2.4/Ex2_4.sce18
-rw-r--r--863/CH2/EX2.4/Ex2_4.txt18
-rw-r--r--863/CH2/EX2.4/Result2_4.txt6
-rw-r--r--863/CH2/EX2.5/Ex2_5.sce12
-rw-r--r--863/CH2/EX2.5/Ex2_5.txt12
-rw-r--r--863/CH2/EX2.5/Result2_5.txt8
-rw-r--r--863/CH2/EX2.6/Ex2_6.sce11
-rw-r--r--863/CH2/EX2.6/Ex2_6.txt11
-rw-r--r--863/CH2/EX2.6/Result2_6.txt3
-rw-r--r--863/CH2/EX2.7/Ex2_7.sce9
-rw-r--r--863/CH2/EX2.7/Ex2_7.txt9
-rw-r--r--863/CH2/EX2.7/Result2_7.txt4
-rw-r--r--863/CH2/EX2.8/Ex2_8.sce16
-rw-r--r--863/CH2/EX2.8/Ex2_8.txt16
-rw-r--r--863/CH2/EX2.8/Result2_8.txt4
-rw-r--r--863/CH2/EX2.9/Ex2_9.sce12
-rw-r--r--863/CH2/EX2.9/Ex2_9.txt12
-rw-r--r--863/CH2/EX2.9/Result2_9.txt6
-rw-r--r--863/CH3/EX3.1/Ex3_1.sce20
-rw-r--r--863/CH3/EX3.1/Ex3_1.txt20
-rw-r--r--863/CH3/EX3.1/Result3_1.txt15
-rw-r--r--863/CH3/EX3.10/Ex3_10.sce18
-rw-r--r--863/CH3/EX3.10/Ex3_10.txt18
-rw-r--r--863/CH3/EX3.10/Result3_10.txt10
-rw-r--r--863/CH3/EX3.3/Ex3_3.sce12
-rw-r--r--863/CH3/EX3.3/Ex3_3.txt12
-rw-r--r--863/CH3/EX3.3/Result3_3.txt6
-rw-r--r--863/CH3/EX3.4/Ex3_4.sce12
-rw-r--r--863/CH3/EX3.4/Ex3_4.txt12
-rw-r--r--863/CH3/EX3.4/Result3_4.txt6
-rw-r--r--863/CH3/EX3.5/Ex3_5.sce13
-rw-r--r--863/CH3/EX3.5/Ex3_5.txt13
-rw-r--r--863/CH3/EX3.5/Result3_5.txt4
-rw-r--r--863/CH3/EX3.6/Ex3_6.sce17
-rw-r--r--863/CH3/EX3.6/Ex3_6.txt17
-rw-r--r--863/CH3/EX3.6/Result3_6.txt6
-rw-r--r--863/CH3/EX3.7/Ex3_7.sce14
-rw-r--r--863/CH3/EX3.7/Ex3_7.txt14
-rw-r--r--863/CH3/EX3.7/Result3_7.txt6
-rw-r--r--863/CH3/EX3.8/Ex3_8.sce14
-rw-r--r--863/CH3/EX3.8/Ex3_8.txt14
-rw-r--r--863/CH3/EX3.8/Result3_8.txt6
-rw-r--r--863/CH3/EX3.9/Ex3_9.sce17
-rw-r--r--863/CH3/EX3.9/Ex3_9.txt17
-rw-r--r--863/CH3/EX3.9/Result3_9.txt8
-rw-r--r--863/CH4/EX4.1/Ex4_1.sce15
-rw-r--r--863/CH4/EX4.1/Ex4_1.txt15
-rw-r--r--863/CH4/EX4.1/Result4_1.txt8
-rw-r--r--863/CH4/EX4.10/Ex4_10.sce14
-rw-r--r--863/CH4/EX4.10/Ex4_10.txt14
-rw-r--r--863/CH4/EX4.10/Result4_10.txt8
-rw-r--r--863/CH4/EX4.2/Ex4_2.sce17
-rw-r--r--863/CH4/EX4.2/Ex4_2.txt17
-rw-r--r--863/CH4/EX4.2/Result4_2.txt12
-rw-r--r--863/CH4/EX4.3/Ex4_3.sce18
-rw-r--r--863/CH4/EX4.3/Ex4_3.txt18
-rw-r--r--863/CH4/EX4.3/Result4_3.txt16
-rw-r--r--863/CH4/EX4.4/Ex4_4.sce13
-rw-r--r--863/CH4/EX4.4/Ex4_4.txt13
-rw-r--r--863/CH4/EX4.4/Result4_4.txt9
-rw-r--r--863/CH4/EX4.5/Ex4_5.sce15
-rw-r--r--863/CH4/EX4.5/Ex4_5.txt15
-rw-r--r--863/CH4/EX4.5/Result4_5.txt6
-rw-r--r--863/CH4/EX4.6/Ex4_6.sce10
-rw-r--r--863/CH4/EX4.6/Ex4_6.txt10
-rw-r--r--863/CH4/EX4.6/Result4_6.txt4
-rw-r--r--863/CH4/EX4.7/Ex4_7.sce20
-rw-r--r--863/CH4/EX4.7/Ex4_7.txt20
-rw-r--r--863/CH4/EX4.7/Result4_7.txt8
-rw-r--r--863/CH4/EX4.8/Ex4_8.sce19
-rw-r--r--863/CH4/EX4.8/Ex4_8.txt19
-rw-r--r--863/CH4/EX4.8/Result4_8.txt8
-rw-r--r--863/CH4/EX4.9/Ex4_9.sce21
-rw-r--r--863/CH4/EX4.9/Ex4_9.txt21
-rw-r--r--863/CH4/EX4.9/Result4_9.txt4
-rw-r--r--863/CH5/EX5.1/Ex5_1.sce15
-rw-r--r--863/CH5/EX5.1/Ex5_1.txt15
-rw-r--r--863/CH5/EX5.1/Result5_1.txt10
-rw-r--r--863/CH5/EX5.3/Ex5_3.sce23
-rw-r--r--863/CH5/EX5.3/Ex5_3.txt23
-rw-r--r--863/CH5/EX5.3/Result5_3.txt8
-rw-r--r--863/CH5/EX5.4/Ex5_4.sce14
-rw-r--r--863/CH5/EX5.4/Ex5_4.txt14
-rw-r--r--863/CH5/EX5.4/Result5_4.txt10
-rw-r--r--863/CH5/EX5.5/Ex5_5.sce18
-rw-r--r--863/CH5/EX5.5/Ex5_5.txt18
-rw-r--r--863/CH5/EX5.5/Result5_5.txt4
-rw-r--r--863/CH6/EX6.1/Ex6_1.sce22
-rw-r--r--863/CH6/EX6.1/Ex6_1.txt22
-rw-r--r--863/CH6/EX6.1/Result6_1.txt10
-rw-r--r--863/CH6/EX6.2/Ex6_2.sce26
-rw-r--r--863/CH6/EX6.2/Ex6_2.txt26
-rw-r--r--863/CH6/EX6.2/Result6_2.txt10
-rw-r--r--863/CH6/EX6.3/Ex6_3.sce13
-rw-r--r--863/CH6/EX6.3/Ex6_3.txt13
-rw-r--r--863/CH6/EX6.3/Result6_3.txt4
-rw-r--r--863/CH6/EX6.4/Ex6_4.sce17
-rw-r--r--863/CH6/EX6.4/Ex6_4.txt17
-rw-r--r--863/CH6/EX6.4/Result6_4.txt10
-rw-r--r--863/CH6/EX6.5/Ex6_5.sce27
-rw-r--r--863/CH6/EX6.5/Ex6_5.txt27
-rw-r--r--863/CH6/EX6.5/Result6_5.txt12
-rw-r--r--863/CH6/EX6.6/Ex6_6.sce14
-rw-r--r--863/CH6/EX6.6/Ex6_6.txt14
-rw-r--r--863/CH6/EX6.6/Result6_6.txt6
-rw-r--r--863/CH7/EX7.1/Ex7_1.sce25
-rw-r--r--863/CH7/EX7.1/Ex7_1.txt25
-rw-r--r--863/CH7/EX7.1/Result7_1.txt12
-rw-r--r--863/CH7/EX7.2/Ex7_2.sce13
-rw-r--r--863/CH7/EX7.2/Ex7_2.txt13
-rw-r--r--863/CH7/EX7.2/Result7_2.txt4
-rw-r--r--863/CH7/EX7.3/Ex7_3.sce22
-rw-r--r--863/CH7/EX7.3/Ex7_3.txt22
-rw-r--r--863/CH7/EX7.3/Result7_3.txt10
-rw-r--r--863/CH7/EX7.4/Ex7_4.sce17
-rw-r--r--863/CH7/EX7.4/Ex7_4.txt17
-rw-r--r--863/CH7/EX7.4/Result7_4.txt8
-rw-r--r--863/CH7/EX7.5/Ex7_5.sce24
-rw-r--r--863/CH7/EX7.5/Ex7_5.txt24
-rw-r--r--863/CH7/EX7.5/Result7_5.txt10
-rw-r--r--863/CH7/EX7.6/Ex7_6.sce21
-rw-r--r--863/CH7/EX7.6/Ex7_6.txt21
-rw-r--r--863/CH7/EX7.6/Result7_6.txt14
-rw-r--r--863/CH8/EX8.1/Ex8_1.sce12
-rw-r--r--863/CH8/EX8.1/Ex8_1.txt12
-rw-r--r--863/CH8/EX8.1/Result8_1.txt6
-rw-r--r--863/CH8/EX8.2/Ex8_2.sce17
-rw-r--r--863/CH8/EX8.2/Ex8_2.txt17
-rw-r--r--863/CH8/EX8.2/Result8_2.txt8
-rw-r--r--863/CH8/EX8.3/Ex8_3.sce14
-rw-r--r--863/CH8/EX8.3/Ex8_3.txt14
-rw-r--r--863/CH8/EX8.3/Result8_3.txt6
-rw-r--r--863/CH8/EX8.4/Ex8_4.sce15
-rw-r--r--863/CH8/EX8.4/Ex8_4.txt15
-rw-r--r--863/CH8/EX8.4/Result8_4.txt8
-rw-r--r--863/CH9/EX9.1/Ex9_1.sce27
-rw-r--r--863/CH9/EX9.1/Ex9_1.txt27
-rw-r--r--863/CH9/EX9.1/Result9_1.txt10
-rw-r--r--863/CH9/EX9.12/Ex9_12.sce17
-rw-r--r--863/CH9/EX9.12/Ex9_12.txt17
-rw-r--r--863/CH9/EX9.12/Result9_12.txt11
-rw-r--r--863/CH9/EX9.13/Ex9_13.sce14
-rw-r--r--863/CH9/EX9.13/Ex9_13.txt14
-rw-r--r--863/CH9/EX9.13/Result9_13.txt6
-rw-r--r--863/CH9/EX9.2/Ex9_2.sce21
-rw-r--r--863/CH9/EX9.2/Ex9_2.txt21
-rw-r--r--863/CH9/EX9.2/Result9_2.txt10
-rw-r--r--863/CH9/EX9.4/Ex9_4.sce13
-rw-r--r--863/CH9/EX9.4/Ex9_4.txt13
-rw-r--r--863/CH9/EX9.4/Result9_4.txt8
-rw-r--r--863/CH9/EX9.5/Ex9_5.sce18
-rw-r--r--863/CH9/EX9.5/Ex9_5.txt18
-rw-r--r--863/CH9/EX9.5/Result9_5.txt8
-rw-r--r--863/CH9/EX9.6/Ex9_6.sce35
-rw-r--r--863/CH9/EX9.6/Ex9_6.txt35
-rw-r--r--863/CH9/EX9.6/Result9_6.txt10
-rw-r--r--863/CH9/EX9.9/Ex9_9.sce15
-rw-r--r--863/CH9/EX9.9/Ex9_9.txt15
-rw-r--r--863/CH9/EX9.9/Result9_9.txt4
243 files changed, 3301 insertions, 0 deletions
diff --git a/863/CH1/EX1.1/Ex1_1.sce b/863/CH1/EX1.1/Ex1_1.sce
new file mode 100644
index 000000000..915d232c6
--- /dev/null
+++ b/863/CH1/EX1.1/Ex1_1.sce
@@ -0,0 +1,22 @@
+//Caption:Find (a)Pulse amplitude (b)PRF (c)PW (d)Duty cycle and (e)M/S ratio
+//Exa:1.1
+clc;
+clear;
+close;
+v=1//Vertical scale(Volt per division)
+h=0.1//Horizontal scale(Milli sec per division)
+pv=3.5//Amplitude of pulse in divisions
+t=6//Time in divisions
+pw=2.5//Width of pulse
+P=pv*v
+disp(P,'(a)Pulse Amplitude (in volts)=')
+T=t*h
+prf=(1/T)*1000
+disp(prf,'(b)PRF(in pps)=')
+p=pw*h
+disp(p,'(c)PW (in ms)=')
+sw=pv*h
+d=(p/T)*100
+disp(d,'(d)Duty cycle(in %)=')
+m=p/sw
+disp(m,'(e)M/S ratio=') \ No newline at end of file
diff --git a/863/CH1/EX1.1/Ex1_1.txt b/863/CH1/EX1.1/Ex1_1.txt
new file mode 100644
index 000000000..915d232c6
--- /dev/null
+++ b/863/CH1/EX1.1/Ex1_1.txt
@@ -0,0 +1,22 @@
+//Caption:Find (a)Pulse amplitude (b)PRF (c)PW (d)Duty cycle and (e)M/S ratio
+//Exa:1.1
+clc;
+clear;
+close;
+v=1//Vertical scale(Volt per division)
+h=0.1//Horizontal scale(Milli sec per division)
+pv=3.5//Amplitude of pulse in divisions
+t=6//Time in divisions
+pw=2.5//Width of pulse
+P=pv*v
+disp(P,'(a)Pulse Amplitude (in volts)=')
+T=t*h
+prf=(1/T)*1000
+disp(prf,'(b)PRF(in pps)=')
+p=pw*h
+disp(p,'(c)PW (in ms)=')
+sw=pv*h
+d=(p/T)*100
+disp(d,'(d)Duty cycle(in %)=')
+m=p/sw
+disp(m,'(e)M/S ratio=') \ No newline at end of file
diff --git a/863/CH1/EX1.1/Result1_1.txt b/863/CH1/EX1.1/Result1_1.txt
new file mode 100644
index 000000000..705e7006e
--- /dev/null
+++ b/863/CH1/EX1.1/Result1_1.txt
@@ -0,0 +1,20 @@
+(a)Pulse Amplitude (in volts)=
+
+ 3.5
+
+ (b)PRF(in pps)=
+
+ 1666.6667
+
+ (c)PW (in ms)=
+
+ 0.25
+
+ (d)Duty cycle(in %)=
+
+ 41.666667
+
+ (e)M/S ratio=
+
+ 0.7142857
+ \ No newline at end of file
diff --git a/863/CH1/EX1.2/Ex1_2.sce b/863/CH1/EX1.2/Ex1_2.sce
new file mode 100644
index 000000000..63aade3d0
--- /dev/null
+++ b/863/CH1/EX1.2/Ex1_2.sce
@@ -0,0 +1,24 @@
+//Caption:Determine (a)Pulse amplitude,tilt,rise time,fall time,PW,PRF,mark to space ratio,and duty cycle (b)tilt
+//Ex1.2
+clc;
+clear;
+close;
+vs=100//Vertical scale(in mv/divisions)
+hs=100//Horizontal scale(in micro sec/division)
+e1=380//first peak of waveform(in mv)
+e2=350//second peak of waveform(in mv)
+E=(e1+e2)/2
+t=(e1-e2)*100/E
+tr=0.3*hs
+tf=0.4*hs
+T=5*hs
+prf=10^6/T
+pw=2.2*hs
+sw=2.8*hs
+ms=pw/sw
+dc=(pw*100)/T
+disp(dc,ms,pw,prf,tf,tr,t,E,'(a)Pulse Amplitude(in mv),tilt(in %),rise time(in micro sec),fall time(in micro sec),PW(in micro sec),PRF(in pps),M/s ratio,Duty cycle(in %)=')
+eb=0.5*vs
+ee=2.25*vs
+tb=eb*100/ee
+disp(tb,'(b)Tilt(in %)=') \ No newline at end of file
diff --git a/863/CH1/EX1.2/Ex1_2.txt b/863/CH1/EX1.2/Ex1_2.txt
new file mode 100644
index 000000000..63aade3d0
--- /dev/null
+++ b/863/CH1/EX1.2/Ex1_2.txt
@@ -0,0 +1,24 @@
+//Caption:Determine (a)Pulse amplitude,tilt,rise time,fall time,PW,PRF,mark to space ratio,and duty cycle (b)tilt
+//Ex1.2
+clc;
+clear;
+close;
+vs=100//Vertical scale(in mv/divisions)
+hs=100//Horizontal scale(in micro sec/division)
+e1=380//first peak of waveform(in mv)
+e2=350//second peak of waveform(in mv)
+E=(e1+e2)/2
+t=(e1-e2)*100/E
+tr=0.3*hs
+tf=0.4*hs
+T=5*hs
+prf=10^6/T
+pw=2.2*hs
+sw=2.8*hs
+ms=pw/sw
+dc=(pw*100)/T
+disp(dc,ms,pw,prf,tf,tr,t,E,'(a)Pulse Amplitude(in mv),tilt(in %),rise time(in micro sec),fall time(in micro sec),PW(in micro sec),PRF(in pps),M/s ratio,Duty cycle(in %)=')
+eb=0.5*vs
+ee=2.25*vs
+tb=eb*100/ee
+disp(tb,'(b)Tilt(in %)=') \ No newline at end of file
diff --git a/863/CH1/EX1.2/Result1_2.txt b/863/CH1/EX1.2/Result1_2.txt
new file mode 100644
index 000000000..45e7ba59f
--- /dev/null
+++ b/863/CH1/EX1.2/Result1_2.txt
@@ -0,0 +1,22 @@
+(a)Pulse Amplitude(in mv),tilt(in %),rise time(in micro sec),fall time(in micro sec),PW(in micro sec),PRF(in pps),M/s ratio,Duty cycle(in %)=
+
+ 365.
+
+ 8.2191781
+
+ 30.
+
+ 40.
+
+ 2000.
+
+ 220.
+
+ 0.7857143
+
+ 44.
+
+ (b)Tilt(in %)=
+
+ 22.222222
+ \ No newline at end of file
diff --git a/863/CH1/EX1.3/Ex1_3.sce b/863/CH1/EX1.3/Ex1_3.sce
new file mode 100644
index 000000000..52d243be6
--- /dev/null
+++ b/863/CH1/EX1.3/Ex1_3.sce
@@ -0,0 +1,16 @@
+//Caption:Determine average voltage level
+//Ex1.3
+clc;
+clear;
+close;
+vs=2//Vertical scale(V/div)
+hs=1//Horizontal scale(ms/div)
+v1=8//Amplitude of signal in (+)ve direction (in volts)
+v2=-1//Amplitude of signal in (-)ve direction (in volts)
+t1=0.8//Horizontal divisions for v1
+t2=2.2//Horizontal divisions for v2
+T=3*hs
+T1=t1*hs
+T2=t2*hs
+Va=((T1*v1)+(T2*v2))/T
+disp(Va,'Average voltage (in volts)=') \ No newline at end of file
diff --git a/863/CH1/EX1.3/Ex1_3.txt b/863/CH1/EX1.3/Ex1_3.txt
new file mode 100644
index 000000000..52d243be6
--- /dev/null
+++ b/863/CH1/EX1.3/Ex1_3.txt
@@ -0,0 +1,16 @@
+//Caption:Determine average voltage level
+//Ex1.3
+clc;
+clear;
+close;
+vs=2//Vertical scale(V/div)
+hs=1//Horizontal scale(ms/div)
+v1=8//Amplitude of signal in (+)ve direction (in volts)
+v2=-1//Amplitude of signal in (-)ve direction (in volts)
+t1=0.8//Horizontal divisions for v1
+t2=2.2//Horizontal divisions for v2
+T=3*hs
+T1=t1*hs
+T2=t2*hs
+Va=((T1*v1)+(T2*v2))/T
+disp(Va,'Average voltage (in volts)=') \ No newline at end of file
diff --git a/863/CH1/EX1.3/Result1_3.txt b/863/CH1/EX1.3/Result1_3.txt
new file mode 100644
index 000000000..9511cbc23
--- /dev/null
+++ b/863/CH1/EX1.3/Result1_3.txt
@@ -0,0 +1,4 @@
+Average voltage (in volts)=
+
+ 1.4
+ \ No newline at end of file
diff --git a/863/CH1/EX1.4/Ex1_4.sce b/863/CH1/EX1.4/Ex1_4.sce
new file mode 100644
index 000000000..615145513
--- /dev/null
+++ b/863/CH1/EX1.4/Ex1_4.sce
@@ -0,0 +1,8 @@
+//Caption:Determine the upper 3db frequency of the amplifier
+//Ex1.4
+clc;
+clear;
+close;
+tr=1//Rise time(in micro sec)
+fu=0.35*10^6/tr
+disp(fu,'The upper 3db frequency of the amplifier(in hertz)=') \ No newline at end of file
diff --git a/863/CH1/EX1.4/Ex1_4.txt b/863/CH1/EX1.4/Ex1_4.txt
new file mode 100644
index 000000000..615145513
--- /dev/null
+++ b/863/CH1/EX1.4/Ex1_4.txt
@@ -0,0 +1,8 @@
+//Caption:Determine the upper 3db frequency of the amplifier
+//Ex1.4
+clc;
+clear;
+close;
+tr=1//Rise time(in micro sec)
+fu=0.35*10^6/tr
+disp(fu,'The upper 3db frequency of the amplifier(in hertz)=') \ No newline at end of file
diff --git a/863/CH1/EX1.4/Result1_4.txt b/863/CH1/EX1.4/Result1_4.txt
new file mode 100644
index 000000000..8f34de8a8
--- /dev/null
+++ b/863/CH1/EX1.4/Result1_4.txt
@@ -0,0 +1,4 @@
+The upper 3db frequency of the amplifier(in hertz)=
+
+ 350000.
+ \ No newline at end of file
diff --git a/863/CH1/EX1.5/Ex1_5.sce b/863/CH1/EX1.5/Ex1_5.sce
new file mode 100644
index 000000000..4269d0841
--- /dev/null
+++ b/863/CH1/EX1.5/Ex1_5.sce
@@ -0,0 +1,18 @@
+//Caption:Determine (a)Minimum upper cut frequency (b)Minimum pulse width and duty cycle
+//Ex1.5
+clc;
+clear;
+close;
+prf=1.5//in Khz
+dc=3//Duty cycle(in %)
+pa=1.5//Amplitude of pulse(in Khz)
+fu=1//High frequency limit(in Mhz)
+tr=10//Rise time(in %)
+pw=(dc/100)*10^3/pa
+Tr=(tr/100)*pw
+fh=0.35*10^6/Tr
+disp(fh,'(a)Minimum upper cut frequency(in hertz)=')
+Tr2=0.35*10^(-6)/fu
+Pw=10*Tr2
+dc=Pw*100*(pa*1000)
+disp(dc,Pw,'(b)Pulse width(in sec) and Duty cycle(in %)=') \ No newline at end of file
diff --git a/863/CH1/EX1.5/Ex1_5.txt b/863/CH1/EX1.5/Ex1_5.txt
new file mode 100644
index 000000000..4269d0841
--- /dev/null
+++ b/863/CH1/EX1.5/Ex1_5.txt
@@ -0,0 +1,18 @@
+//Caption:Determine (a)Minimum upper cut frequency (b)Minimum pulse width and duty cycle
+//Ex1.5
+clc;
+clear;
+close;
+prf=1.5//in Khz
+dc=3//Duty cycle(in %)
+pa=1.5//Amplitude of pulse(in Khz)
+fu=1//High frequency limit(in Mhz)
+tr=10//Rise time(in %)
+pw=(dc/100)*10^3/pa
+Tr=(tr/100)*pw
+fh=0.35*10^6/Tr
+disp(fh,'(a)Minimum upper cut frequency(in hertz)=')
+Tr2=0.35*10^(-6)/fu
+Pw=10*Tr2
+dc=Pw*100*(pa*1000)
+disp(dc,Pw,'(b)Pulse width(in sec) and Duty cycle(in %)=') \ No newline at end of file
diff --git a/863/CH1/EX1.5/Result1_5.txt b/863/CH1/EX1.5/Result1_5.txt
new file mode 100644
index 000000000..b1ba3a610
--- /dev/null
+++ b/863/CH1/EX1.5/Result1_5.txt
@@ -0,0 +1,10 @@
+(a)Minimum upper cut frequency(in hertz)=
+
+ 175000.
+
+ (b)Pulse width(in sec) and Duty cycle(in %)=
+
+ 0.0000035
+
+ 0.525
+ \ No newline at end of file
diff --git a/863/CH1/EX1.6/Ex1_6.sce b/863/CH1/EX1.6/Ex1_6.sce
new file mode 100644
index 000000000..ab3d6c629
--- /dev/null
+++ b/863/CH1/EX1.6/Ex1_6.sce
@@ -0,0 +1,15 @@
+//Caption:Calculate (a)Rise time in output waveform (b)Minimum upper cut off frequency and displayed rise time
+//Ex1.6
+clc;
+clear;
+close;
+tr=10//Rise time of input waveform(in micro sec)
+fu=350//Upper cut off frequency(in KHz)
+ti=100//Input rise time(in ns)
+trc=0.35*(10^(-3))/350
+tro=sqrt(((tr)*(10^(-6)))^2+(trc^2))*10^6
+disp(tro,'(a)Rise Time(in Micro sec)=')
+tc=ti*(10^(-9))/3
+fh=0.35*10^(-6)/tc
+Tro=sqrt((ti*(10^(-9)))^2+(tc^2))*10^9
+disp(Tro,fh,'(b)Minimum upper cut off frequency(in Mhz) and rise time(in ns)=') \ No newline at end of file
diff --git a/863/CH1/EX1.6/Ex1_6.txt b/863/CH1/EX1.6/Ex1_6.txt
new file mode 100644
index 000000000..ab3d6c629
--- /dev/null
+++ b/863/CH1/EX1.6/Ex1_6.txt
@@ -0,0 +1,15 @@
+//Caption:Calculate (a)Rise time in output waveform (b)Minimum upper cut off frequency and displayed rise time
+//Ex1.6
+clc;
+clear;
+close;
+tr=10//Rise time of input waveform(in micro sec)
+fu=350//Upper cut off frequency(in KHz)
+ti=100//Input rise time(in ns)
+trc=0.35*(10^(-3))/350
+tro=sqrt(((tr)*(10^(-6)))^2+(trc^2))*10^6
+disp(tro,'(a)Rise Time(in Micro sec)=')
+tc=ti*(10^(-9))/3
+fh=0.35*10^(-6)/tc
+Tro=sqrt((ti*(10^(-9)))^2+(tc^2))*10^9
+disp(Tro,fh,'(b)Minimum upper cut off frequency(in Mhz) and rise time(in ns)=') \ No newline at end of file
diff --git a/863/CH1/EX1.6/Result1_6.txt b/863/CH1/EX1.6/Result1_6.txt
new file mode 100644
index 000000000..366d65ae8
--- /dev/null
+++ b/863/CH1/EX1.6/Result1_6.txt
@@ -0,0 +1,10 @@
+(a)Rise Time(in Micro sec)=
+
+ 10.049876
+
+ (b)Minimum upper cut off frequency(in Mhz) and rise time(in ns)=
+
+ 10.5
+
+ 105.40926
+ \ No newline at end of file
diff --git a/863/CH1/EX1.7/Ex1_7.sce b/863/CH1/EX1.7/Ex1_7.sce
new file mode 100644
index 000000000..418ae6520
--- /dev/null
+++ b/863/CH1/EX1.7/Ex1_7.sce
@@ -0,0 +1,9 @@
+//Caption:Calculate lowest input frequency
+//Exa:1.7
+clc;
+clear;
+close;
+fl=10//Lower cutoff frequency(in hertz)
+t=0.02//Tilt on output waveform
+f=%pi*fl/(t*1000)
+disp(f,'Lowest input frequency(in Khz)=')
diff --git a/863/CH1/EX1.7/Ex1_7.txt b/863/CH1/EX1.7/Ex1_7.txt
new file mode 100644
index 000000000..418ae6520
--- /dev/null
+++ b/863/CH1/EX1.7/Ex1_7.txt
@@ -0,0 +1,9 @@
+//Caption:Calculate lowest input frequency
+//Exa:1.7
+clc;
+clear;
+close;
+fl=10//Lower cutoff frequency(in hertz)
+t=0.02//Tilt on output waveform
+f=%pi*fl/(t*1000)
+disp(f,'Lowest input frequency(in Khz)=')
diff --git a/863/CH1/EX1.7/Result1_7.txt b/863/CH1/EX1.7/Result1_7.txt
new file mode 100644
index 000000000..a9b7236f9
--- /dev/null
+++ b/863/CH1/EX1.7/Result1_7.txt
@@ -0,0 +1,4 @@
+Lowest input frequency(in Khz)=
+
+ 1.5707963
+ \ No newline at end of file
diff --git a/863/CH1/EX1.8/Ex1_8.sce b/863/CH1/EX1.8/Ex1_8.sce
new file mode 100644
index 000000000..99022d16b
--- /dev/null
+++ b/863/CH1/EX1.8/Ex1_8.sce
@@ -0,0 +1,12 @@
+//Caption:Determine (a)upper cutoff frequency (b)lower cutoff frequency
+//Ex:1.8
+clc;
+clear;
+close;
+f=1//frequency of square wave(in khz)
+tr=200//rise time of output(in ns)
+t=0.03//fractional tilt
+fh=0.35*10^3/tr
+disp(fh,'(a)upper cutoff frequency(in mhz)=')
+fl=f*t*1000/%pi
+disp(fl,'(b)Lower cutoff frequency(in hz)=') \ No newline at end of file
diff --git a/863/CH1/EX1.8/Ex1_8.txt b/863/CH1/EX1.8/Ex1_8.txt
new file mode 100644
index 000000000..99022d16b
--- /dev/null
+++ b/863/CH1/EX1.8/Ex1_8.txt
@@ -0,0 +1,12 @@
+//Caption:Determine (a)upper cutoff frequency (b)lower cutoff frequency
+//Ex:1.8
+clc;
+clear;
+close;
+f=1//frequency of square wave(in khz)
+tr=200//rise time of output(in ns)
+t=0.03//fractional tilt
+fh=0.35*10^3/tr
+disp(fh,'(a)upper cutoff frequency(in mhz)=')
+fl=f*t*1000/%pi
+disp(fl,'(b)Lower cutoff frequency(in hz)=') \ No newline at end of file
diff --git a/863/CH1/EX1.8/Result1_8.txt b/863/CH1/EX1.8/Result1_8.txt
new file mode 100644
index 000000000..38c3ec1dc
--- /dev/null
+++ b/863/CH1/EX1.8/Result1_8.txt
@@ -0,0 +1,8 @@
+(a)upper cutoff frequency(in mhz)=
+
+ 1.75
+
+ (b)Lower cutoff frequency(in hz)=
+
+ 9.5492966
+ \ No newline at end of file
diff --git a/863/CH1/EX1.9/Ex1_9.sce b/863/CH1/EX1.9/Ex1_9.sce
new file mode 100644
index 000000000..a6211fc5a
--- /dev/null
+++ b/863/CH1/EX1.9/Ex1_9.sce
@@ -0,0 +1,12 @@
+//Caption:Determine upper and lower Frequencies
+//Ex:1.9
+clc;
+clear;
+close;
+tr=30//Rise time(in micro sec)
+PRF=2000//Pulse repetition Frequency(in pps)
+t=0.082//Tilt(in %)
+Pw=220//Pulse width(in micro sec)
+fh=0.35*10^(6)/tr
+fl=t*10^6/(2*%pi*Pw)
+disp(fl,fh,'Upper and lower frequencies(in hz)=') \ No newline at end of file
diff --git a/863/CH1/EX1.9/Ex1_9.txt b/863/CH1/EX1.9/Ex1_9.txt
new file mode 100644
index 000000000..a6211fc5a
--- /dev/null
+++ b/863/CH1/EX1.9/Ex1_9.txt
@@ -0,0 +1,12 @@
+//Caption:Determine upper and lower Frequencies
+//Ex:1.9
+clc;
+clear;
+close;
+tr=30//Rise time(in micro sec)
+PRF=2000//Pulse repetition Frequency(in pps)
+t=0.082//Tilt(in %)
+Pw=220//Pulse width(in micro sec)
+fh=0.35*10^(6)/tr
+fl=t*10^6/(2*%pi*Pw)
+disp(fl,fh,'Upper and lower frequencies(in hz)=') \ No newline at end of file
diff --git a/863/CH1/EX1.9/Result1_9.txt b/863/CH1/EX1.9/Result1_9.txt
new file mode 100644
index 000000000..0c4ca2208
--- /dev/null
+++ b/863/CH1/EX1.9/Result1_9.txt
@@ -0,0 +1,6 @@
+ Upper and lower frequencies(in hz)=
+
+ 11666.667
+
+ 59.321388
+ \ No newline at end of file
diff --git a/863/CH10/EX10.1/Ex10_1.sce b/863/CH10/EX10.1/Ex10_1.sce
new file mode 100644
index 000000000..6d2a1dbbc
--- /dev/null
+++ b/863/CH10/EX10.1/Ex10_1.sce
@@ -0,0 +1,13 @@
+//Caption:Determine low and high voltage outputs and resistance for desinging the gate circuit
+//Ex10.1
+clc;
+clear;
+close;
+Vcc=5//Supply voltage(in volts)
+Vf=0.7//Diode forward voltage(in volts)
+I=0.5//Collector current(in mA)
+Vce=0.2//Collector emitter voltage(in volts)
+R=(Vcc-Vf-Vce)/I
+Vl=Vce+Vf
+Vh=Vcc
+disp(R,Vh,Vl,'Low and high voltage outputs(in volts) and Required resistance(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH10/EX10.1/Ex10_1.txt b/863/CH10/EX10.1/Ex10_1.txt
new file mode 100644
index 000000000..6d2a1dbbc
--- /dev/null
+++ b/863/CH10/EX10.1/Ex10_1.txt
@@ -0,0 +1,13 @@
+//Caption:Determine low and high voltage outputs and resistance for desinging the gate circuit
+//Ex10.1
+clc;
+clear;
+close;
+Vcc=5//Supply voltage(in volts)
+Vf=0.7//Diode forward voltage(in volts)
+I=0.5//Collector current(in mA)
+Vce=0.2//Collector emitter voltage(in volts)
+R=(Vcc-Vf-Vce)/I
+Vl=Vce+Vf
+Vh=Vcc
+disp(R,Vh,Vl,'Low and high voltage outputs(in volts) and Required resistance(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH10/EX10.1/Result10_1.txt b/863/CH10/EX10.1/Result10_1.txt
new file mode 100644
index 000000000..2c04a60a3
--- /dev/null
+++ b/863/CH10/EX10.1/Result10_1.txt
@@ -0,0 +1,8 @@
+Low and high voltage outputs(in volts) and Required resistance(in kilo ohm)=
+
+ 0.9
+
+ 5.
+
+ 8.2
+ \ No newline at end of file
diff --git a/863/CH10/EX10.2/Ex10_2.sce b/863/CH10/EX10.2/Ex10_2.sce
new file mode 100644
index 000000000..995afbf79
--- /dev/null
+++ b/863/CH10/EX10.2/Ex10_2.sce
@@ -0,0 +1,12 @@
+//Caption:Find minimum value of the resistance to design OR Gate
+//Ex10.2
+clc;
+clear;
+close;
+Rc=3.3//Collector resistance(in kilo ohm)
+V=3.5//Gate output voltage(in volts)
+Vcc=5//Supply voltage(in volts)
+Vf=0.7//Forward diode voltage(in volts)
+I=(Vcc-Vf-V)/Rc
+R=V/I
+disp(R,'Minimum value of resistance to design the circuit is(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH10/EX10.2/Ex10_2.txt b/863/CH10/EX10.2/Ex10_2.txt
new file mode 100644
index 000000000..995afbf79
--- /dev/null
+++ b/863/CH10/EX10.2/Ex10_2.txt
@@ -0,0 +1,12 @@
+//Caption:Find minimum value of the resistance to design OR Gate
+//Ex10.2
+clc;
+clear;
+close;
+Rc=3.3//Collector resistance(in kilo ohm)
+V=3.5//Gate output voltage(in volts)
+Vcc=5//Supply voltage(in volts)
+Vf=0.7//Forward diode voltage(in volts)
+I=(Vcc-Vf-V)/Rc
+R=V/I
+disp(R,'Minimum value of resistance to design the circuit is(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH10/EX10.2/Result10_2.txt b/863/CH10/EX10.2/Result10_2.txt
new file mode 100644
index 000000000..e87ad4915
--- /dev/null
+++ b/863/CH10/EX10.2/Result10_2.txt
@@ -0,0 +1,4 @@
+ Minimum value of resistance to design the circuit is(in kilo ohm)=
+
+ 14.4375
+ \ No newline at end of file
diff --git a/863/CH11/EX11.3/Ex11_3.sce b/863/CH11/EX11.3/Ex11_3.sce
new file mode 100644
index 000000000..53cd5c6f5
--- /dev/null
+++ b/863/CH11/EX11.3/Ex11_3.sce
@@ -0,0 +1,14 @@
+//Caption:Determine output for given logic circuit
+//Ex11.3
+clc;
+clear;
+close;
+A=1
+B=0
+C=1
+D=1
+c=A-1
+n=c//Output of NOT gate
+a=B*C*D//Output of AND gate
+o=c+(B*C*D)//Output of OR gate
+disp(o,'Output for given logic circuit is=') \ No newline at end of file
diff --git a/863/CH11/EX11.3/Ex11_3.txt b/863/CH11/EX11.3/Ex11_3.txt
new file mode 100644
index 000000000..53cd5c6f5
--- /dev/null
+++ b/863/CH11/EX11.3/Ex11_3.txt
@@ -0,0 +1,14 @@
+//Caption:Determine output for given logic circuit
+//Ex11.3
+clc;
+clear;
+close;
+A=1
+B=0
+C=1
+D=1
+c=A-1
+n=c//Output of NOT gate
+a=B*C*D//Output of AND gate
+o=c+(B*C*D)//Output of OR gate
+disp(o,'Output for given logic circuit is=') \ No newline at end of file
diff --git a/863/CH11/EX11.3/Result11_3.txt b/863/CH11/EX11.3/Result11_3.txt
new file mode 100644
index 000000000..a7aff76c1
--- /dev/null
+++ b/863/CH11/EX11.3/Result11_3.txt
@@ -0,0 +1,4 @@
+ Output for given logic circuit is=
+
+ 0.
+ \ No newline at end of file
diff --git a/863/CH12/EX12.1/Ex12_1.sce b/863/CH12/EX12.1/Ex12_1.sce
new file mode 100644
index 000000000..62ee0a86b
--- /dev/null
+++ b/863/CH12/EX12.1/Ex12_1.sce
@@ -0,0 +1,26 @@
+//Caption: Determine fan out for DTL NAND gate
+//Ex12.1
+clc;
+clear;
+close;
+hfe=20
+Vbe=0.7//Base emitter voltage(in volts)
+R3=6//Resistance(in kilo ohm)
+R2=5//Resistance(in kilo ohm)
+Vcc=5//Supply voltage(in volts)
+R1=2//Resistance(in kilo ohm)
+Vce=0.2//Collector emitter voltage(in volts)
+Vf4=0.7//Diode forward voltage
+Vf5=Vf4
+Vf6=Vf4
+I2=Vbe/R2
+Va=Vf4+Vf5+Vbe
+I1=(Vcc-Va)/R1
+Ib=I1-I2
+Ic1=hfe*Ib
+I3=(Vcc-Vce)/R3
+Iol=Ic1-I3
+R4=R1
+Iil=(Vcc-Vf6)/R4
+fo=Iol/Iil
+disp(fo,'Fan out=') \ No newline at end of file
diff --git a/863/CH12/EX12.1/Ex12_1.txt b/863/CH12/EX12.1/Ex12_1.txt
new file mode 100644
index 000000000..62ee0a86b
--- /dev/null
+++ b/863/CH12/EX12.1/Ex12_1.txt
@@ -0,0 +1,26 @@
+//Caption: Determine fan out for DTL NAND gate
+//Ex12.1
+clc;
+clear;
+close;
+hfe=20
+Vbe=0.7//Base emitter voltage(in volts)
+R3=6//Resistance(in kilo ohm)
+R2=5//Resistance(in kilo ohm)
+Vcc=5//Supply voltage(in volts)
+R1=2//Resistance(in kilo ohm)
+Vce=0.2//Collector emitter voltage(in volts)
+Vf4=0.7//Diode forward voltage
+Vf5=Vf4
+Vf6=Vf4
+I2=Vbe/R2
+Va=Vf4+Vf5+Vbe
+I1=(Vcc-Va)/R1
+Ib=I1-I2
+Ic1=hfe*Ib
+I3=(Vcc-Vce)/R3
+Iol=Ic1-I3
+R4=R1
+Iil=(Vcc-Vf6)/R4
+fo=Iol/Iil
+disp(fo,'Fan out=') \ No newline at end of file
diff --git a/863/CH12/EX12.1/Result12_1.txt b/863/CH12/EX12.1/Result12_1.txt
new file mode 100644
index 000000000..01f7ed725
--- /dev/null
+++ b/863/CH12/EX12.1/Result12_1.txt
@@ -0,0 +1,4 @@
+Fan out=
+
+ 11.813953
+ \ No newline at end of file
diff --git a/863/CH12/EX12.2/Ex12_2.sce b/863/CH12/EX12.2/Ex12_2.sce
new file mode 100644
index 000000000..b0da61e97
--- /dev/null
+++ b/863/CH12/EX12.2/Ex12_2.sce
@@ -0,0 +1,14 @@
+//Caption:Determine Resistance to drive inputs of 5 TTL gates
+//Ex12.2
+clc;
+clear;
+close;
+Ii=1.6//Maximum input current(in mA)
+Io=16//Maximum output current(in mA)
+Vcc=5//Supply voltage(in volts)
+Vo=0.4//Maximum output voltage(in volts)
+Il=5*Ii
+Irc=Io-Il
+Vrc=(Vcc-Vo)
+Rc=Vrc*1000/Irc
+disp(Rc,'Required resistance(in ohm)=') \ No newline at end of file
diff --git a/863/CH12/EX12.2/Ex12_2.txt b/863/CH12/EX12.2/Ex12_2.txt
new file mode 100644
index 000000000..b0da61e97
--- /dev/null
+++ b/863/CH12/EX12.2/Ex12_2.txt
@@ -0,0 +1,14 @@
+//Caption:Determine Resistance to drive inputs of 5 TTL gates
+//Ex12.2
+clc;
+clear;
+close;
+Ii=1.6//Maximum input current(in mA)
+Io=16//Maximum output current(in mA)
+Vcc=5//Supply voltage(in volts)
+Vo=0.4//Maximum output voltage(in volts)
+Il=5*Ii
+Irc=Io-Il
+Vrc=(Vcc-Vo)
+Rc=Vrc*1000/Irc
+disp(Rc,'Required resistance(in ohm)=') \ No newline at end of file
diff --git a/863/CH12/EX12.2/Result12_2.txt b/863/CH12/EX12.2/Result12_2.txt
new file mode 100644
index 000000000..bac343e9c
--- /dev/null
+++ b/863/CH12/EX12.2/Result12_2.txt
@@ -0,0 +1,4 @@
+ Required resistance(in ohm)=
+
+ 575.
+ \ No newline at end of file
diff --git a/863/CH12/EX12.4/Ex12_4.sce b/863/CH12/EX12.4/Ex12_4.sce
new file mode 100644
index 000000000..5351ec93b
--- /dev/null
+++ b/863/CH12/EX12.4/Ex12_4.sce
@@ -0,0 +1,20 @@
+//Caption:Design a interface circuit for CMOS
+//Ex12.4
+clc;
+clear;
+close;
+Vdd=15//Drain voltage(in volts)
+Rd=1//Drain resistance(in kilo ohm)
+Vcc=5//Supply voltage(in volts)
+Ih=40//Current(in micro ampere)
+hfe=20
+Vce=0.2//Saturated collector emitter voltage(in volts)
+vih=2//High input voltage(in volts)
+il=1.6//Low input current
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(Vcc-vih)*1000/(2*Ih)
+Ic=((Vcc-Vce)/Rc)+(2*il)
+Ib=Ic/hfe
+R=(Vdd-Vbe)/Ib
+Rb=R-Rd
+disp(Rc,Rb,'Components required to design circuit are resistors Rb and Rc(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH12/EX12.4/Ex12_4.txt b/863/CH12/EX12.4/Ex12_4.txt
new file mode 100644
index 000000000..5351ec93b
--- /dev/null
+++ b/863/CH12/EX12.4/Ex12_4.txt
@@ -0,0 +1,20 @@
+//Caption:Design a interface circuit for CMOS
+//Ex12.4
+clc;
+clear;
+close;
+Vdd=15//Drain voltage(in volts)
+Rd=1//Drain resistance(in kilo ohm)
+Vcc=5//Supply voltage(in volts)
+Ih=40//Current(in micro ampere)
+hfe=20
+Vce=0.2//Saturated collector emitter voltage(in volts)
+vih=2//High input voltage(in volts)
+il=1.6//Low input current
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(Vcc-vih)*1000/(2*Ih)
+Ic=((Vcc-Vce)/Rc)+(2*il)
+Ib=Ic/hfe
+R=(Vdd-Vbe)/Ib
+Rb=R-Rd
+disp(Rc,Rb,'Components required to design circuit are resistors Rb and Rc(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH12/EX12.4/Result12_4.txt b/863/CH12/EX12.4/Result12_4.txt
new file mode 100644
index 000000000..eb5f31e1b
--- /dev/null
+++ b/863/CH12/EX12.4/Result12_4.txt
@@ -0,0 +1,6 @@
+Components required to design circuit are resistors Rb and Rc(in kilo ohm)=
+
+ 84.9375
+
+ 37.5
+ \ No newline at end of file
diff --git a/863/CH13/EX13.1/Ex13_1.sce b/863/CH13/EX13.1/Ex13_1.sce
new file mode 100644
index 000000000..ef010ef46
--- /dev/null
+++ b/863/CH13/EX13.1/Ex13_1.sce
@@ -0,0 +1,20 @@
+//Caption:Design a collector coupled bistable multivibrator
+//Ex13.1
+clc;
+clear;
+close;
+V=5//Supply voltage(in volts)
+Ic=2//Saturated collector current(in mA)
+Vce=0.2//Collector emitter voltage(in volts)
+hfe=70
+Vbe=0.7//Base emitter voltage(in volts)
+Vbb=-5//Base voltage(in volts)
+Rc=(V-Vce)/Ic
+Ib=Ic/hfe
+Vb1=Vbe-Vbb
+I2=Ic/10
+R2=Vb1/I2
+I2=Vb1/R2
+R=(V-Vbe)/(I2+Ib)
+R1=R-Rc
+disp(Rc,R1,R2,'Components required to design the circuit are resistors(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH13/EX13.1/Ex13_1.txt b/863/CH13/EX13.1/Ex13_1.txt
new file mode 100644
index 000000000..ef010ef46
--- /dev/null
+++ b/863/CH13/EX13.1/Ex13_1.txt
@@ -0,0 +1,20 @@
+//Caption:Design a collector coupled bistable multivibrator
+//Ex13.1
+clc;
+clear;
+close;
+V=5//Supply voltage(in volts)
+Ic=2//Saturated collector current(in mA)
+Vce=0.2//Collector emitter voltage(in volts)
+hfe=70
+Vbe=0.7//Base emitter voltage(in volts)
+Vbb=-5//Base voltage(in volts)
+Rc=(V-Vce)/Ic
+Ib=Ic/hfe
+Vb1=Vbe-Vbb
+I2=Ic/10
+R2=Vb1/I2
+I2=Vb1/R2
+R=(V-Vbe)/(I2+Ib)
+R1=R-Rc
+disp(Rc,R1,R2,'Components required to design the circuit are resistors(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH13/EX13.1/Result13_1.txt b/863/CH13/EX13.1/Result13_1.txt
new file mode 100644
index 000000000..ceb609583
--- /dev/null
+++ b/863/CH13/EX13.1/Result13_1.txt
@@ -0,0 +1,8 @@
+Components required to design the circuit are resistors(in kilo ohm)=
+
+ 28.5
+
+ 16.4125
+
+ 2.4
+ \ No newline at end of file
diff --git a/863/CH13/EX13.4/Ex13_4.sce b/863/CH13/EX13.4/Ex13_4.sce
new file mode 100644
index 000000000..18d5deb00
--- /dev/null
+++ b/863/CH13/EX13.4/Ex13_4.sce
@@ -0,0 +1,12 @@
+//Caption:Determine the capacitance for flip flop design and triggering frequency
+//Ex13.4
+clc;
+clear;
+close;
+R1=15//Resistor(in kilo ohm)
+R2=27//Resistor(in kilo ohm)
+t=250//time(in ns)
+R=R1*R2/(R1+R2)
+C=t/(0.1*R)
+f=10^6/(2.3*C*R)
+disp(f,C,'Capacitance(in pF) and Frequency(in Khz)=') \ No newline at end of file
diff --git a/863/CH13/EX13.4/Ex13_4.txt b/863/CH13/EX13.4/Ex13_4.txt
new file mode 100644
index 000000000..18d5deb00
--- /dev/null
+++ b/863/CH13/EX13.4/Ex13_4.txt
@@ -0,0 +1,12 @@
+//Caption:Determine the capacitance for flip flop design and triggering frequency
+//Ex13.4
+clc;
+clear;
+close;
+R1=15//Resistor(in kilo ohm)
+R2=27//Resistor(in kilo ohm)
+t=250//time(in ns)
+R=R1*R2/(R1+R2)
+C=t/(0.1*R)
+f=10^6/(2.3*C*R)
+disp(f,C,'Capacitance(in pF) and Frequency(in Khz)=') \ No newline at end of file
diff --git a/863/CH13/EX13.4/Result13_4.txt b/863/CH13/EX13.4/Result13_4.txt
new file mode 100644
index 000000000..1e0de28b0
--- /dev/null
+++ b/863/CH13/EX13.4/Result13_4.txt
@@ -0,0 +1,6 @@
+ Capacitance(in pF) and Frequency(in Khz)=
+
+ 259.25926
+
+ 173.91304
+ \ No newline at end of file
diff --git a/863/CH14/EX14.1/Ex14_1.sce b/863/CH14/EX14.1/Ex14_1.sce
new file mode 100644
index 000000000..daadc4311
--- /dev/null
+++ b/863/CH14/EX14.1/Ex14_1.sce
@@ -0,0 +1,16 @@
+//Caption:Determine Resistors Rc and Rb
+//Ex14.1
+clc;
+clear;
+close;
+Vcc=5//Collector voltage(in volts)
+Vi=5//Input voltage(in volts)
+Vf=1.2//Diode forward voltage(in volts)
+hfe=100
+I=20//Diode minimum forward current(in mA)
+Vce=0.2//Collector emitter saturated voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(Vcc-Vf-Vce)*1000/I
+Ib=I*1000/hfe
+Rb=(Vi-Vbe)*1000/Ib
+disp(Rb,Rc,'Resistors are Rc and Rb(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH14/EX14.1/Ex14_1.txt b/863/CH14/EX14.1/Ex14_1.txt
new file mode 100644
index 000000000..daadc4311
--- /dev/null
+++ b/863/CH14/EX14.1/Ex14_1.txt
@@ -0,0 +1,16 @@
+//Caption:Determine Resistors Rc and Rb
+//Ex14.1
+clc;
+clear;
+close;
+Vcc=5//Collector voltage(in volts)
+Vi=5//Input voltage(in volts)
+Vf=1.2//Diode forward voltage(in volts)
+hfe=100
+I=20//Diode minimum forward current(in mA)
+Vce=0.2//Collector emitter saturated voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(Vcc-Vf-Vce)*1000/I
+Ib=I*1000/hfe
+Rb=(Vi-Vbe)*1000/Ib
+disp(Rb,Rc,'Resistors are Rc and Rb(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH14/EX14.1/Result14_1.txt b/863/CH14/EX14.1/Result14_1.txt
new file mode 100644
index 000000000..f2a99e6d0
--- /dev/null
+++ b/863/CH14/EX14.1/Result14_1.txt
@@ -0,0 +1,6 @@
+Resistors are Rc and Rb(in kilo ohm)=
+
+ 180.
+
+ 21.5
+ \ No newline at end of file
diff --git a/863/CH14/EX14.5/Ex14_5.sce b/863/CH14/EX14.5/Ex14_5.sce
new file mode 100644
index 000000000..71e828717
--- /dev/null
+++ b/863/CH14/EX14.5/Ex14_5.sce
@@ -0,0 +1,15 @@
+//Caption:Determine meter indication when time base uses (a)6 decade counter (b)4 decade counter
+//Ex14.5
+clc;
+clear;
+close;
+f=3500//Applied frequency(in hz)
+F=10^6//Clock generator frequency(in hz)
+f1=F/(10^6)
+t1=1/f1
+c1=f*t1
+disp(c1,'Cycles of input counted during t1=')
+f2=F/(10^4)
+t2=1/f2
+c2=f*t2
+disp(c2,'Cycles of input counted during t2=') \ No newline at end of file
diff --git a/863/CH14/EX14.5/Ex14_5.txt b/863/CH14/EX14.5/Ex14_5.txt
new file mode 100644
index 000000000..71e828717
--- /dev/null
+++ b/863/CH14/EX14.5/Ex14_5.txt
@@ -0,0 +1,15 @@
+//Caption:Determine meter indication when time base uses (a)6 decade counter (b)4 decade counter
+//Ex14.5
+clc;
+clear;
+close;
+f=3500//Applied frequency(in hz)
+F=10^6//Clock generator frequency(in hz)
+f1=F/(10^6)
+t1=1/f1
+c1=f*t1
+disp(c1,'Cycles of input counted during t1=')
+f2=F/(10^4)
+t2=1/f2
+c2=f*t2
+disp(c2,'Cycles of input counted during t2=') \ No newline at end of file
diff --git a/863/CH14/EX14.5/Result14_5.txt b/863/CH14/EX14.5/Result14_5.txt
new file mode 100644
index 000000000..b1d0cb223
--- /dev/null
+++ b/863/CH14/EX14.5/Result14_5.txt
@@ -0,0 +1,8 @@
+Cycles of input counted during t1=
+
+ 3500.
+
+ Cycles of input counted during t2=
+
+ 35.
+ \ No newline at end of file
diff --git a/863/CH14/EX14.6/Ex14_6.sce b/863/CH14/EX14.6/Ex14_6.sce
new file mode 100644
index 000000000..42952c43d
--- /dev/null
+++ b/863/CH14/EX14.6/Ex14_6.sce
@@ -0,0 +1,18 @@
+//Caption:Determine required current
+//Ex14.6
+clc;
+clear;
+close;
+c=1280//Input wave clock cycles
+f=200//Output frequency(in khz)
+p=1000//Pulses during t2
+V=1//Input voltage(in volts)
+R=10//Resistance(in kilo ohm)
+C=0.1//Capacitance(in micro farad)
+I=V*1000/R
+T=1000/f
+t1=T*c
+vo=(I*t1)/(C*1000)
+t2=T*p
+Ir=C*vo*1000/t2
+disp(Ir,'Required current(in micro ampere)=') \ No newline at end of file
diff --git a/863/CH14/EX14.6/Ex14_6.txt b/863/CH14/EX14.6/Ex14_6.txt
new file mode 100644
index 000000000..42952c43d
--- /dev/null
+++ b/863/CH14/EX14.6/Ex14_6.txt
@@ -0,0 +1,18 @@
+//Caption:Determine required current
+//Ex14.6
+clc;
+clear;
+close;
+c=1280//Input wave clock cycles
+f=200//Output frequency(in khz)
+p=1000//Pulses during t2
+V=1//Input voltage(in volts)
+R=10//Resistance(in kilo ohm)
+C=0.1//Capacitance(in micro farad)
+I=V*1000/R
+T=1000/f
+t1=T*c
+vo=(I*t1)/(C*1000)
+t2=T*p
+Ir=C*vo*1000/t2
+disp(Ir,'Required current(in micro ampere)=') \ No newline at end of file
diff --git a/863/CH14/EX14.6/Result14_6.txt b/863/CH14/EX14.6/Result14_6.txt
new file mode 100644
index 000000000..834e60172
--- /dev/null
+++ b/863/CH14/EX14.6/Result14_6.txt
@@ -0,0 +1,4 @@
+ Required current(in micro ampere)=
+
+ 128.
+ \ No newline at end of file
diff --git a/863/CH15/EX15.1/Ex15_1.sce b/863/CH15/EX15.1/Ex15_1.sce
new file mode 100644
index 000000000..810482b77
--- /dev/null
+++ b/863/CH15/EX15.1/Ex15_1.sce
@@ -0,0 +1,15 @@
+//Caption:Determine the errors due to Rs and Rd
+//Ex15.1
+clc;
+clear;
+close;
+Vs=1//Source voltage(in volts)
+Rs=100//Source resistance(in ohm)
+Rl=10//Load resistance(in kilo ohm)
+Rd=30//Drain resistance(in ohm)
+Vgs=10//Gate source voltage(in volts)
+V1=-(Vs+Vgs+1)
+Id=Vs/(Rs+Rd+Rl)
+e1=(Id*Rs)*100/(Vs)
+e2=(Id*Rd)*100/(Vs)
+disp(e2,e1,'Errors due to Rs(in %) and due to Rd(in %)=') \ No newline at end of file
diff --git a/863/CH15/EX15.1/Ex15_1.txt b/863/CH15/EX15.1/Ex15_1.txt
new file mode 100644
index 000000000..810482b77
--- /dev/null
+++ b/863/CH15/EX15.1/Ex15_1.txt
@@ -0,0 +1,15 @@
+//Caption:Determine the errors due to Rs and Rd
+//Ex15.1
+clc;
+clear;
+close;
+Vs=1//Source voltage(in volts)
+Rs=100//Source resistance(in ohm)
+Rl=10//Load resistance(in kilo ohm)
+Rd=30//Drain resistance(in ohm)
+Vgs=10//Gate source voltage(in volts)
+V1=-(Vs+Vgs+1)
+Id=Vs/(Rs+Rd+Rl)
+e1=(Id*Rs)*100/(Vs)
+e2=(Id*Rd)*100/(Vs)
+disp(e2,e1,'Errors due to Rs(in %) and due to Rd(in %)=') \ No newline at end of file
diff --git a/863/CH15/EX15.1/Result15_1.txt b/863/CH15/EX15.1/Result15_1.txt
new file mode 100644
index 000000000..87a9da681
--- /dev/null
+++ b/863/CH15/EX15.1/Result15_1.txt
@@ -0,0 +1,6 @@
+Errors due to Rs(in %) and due to Rd(in %)=
+
+ 71.428571
+
+ 21.428571
+ \ No newline at end of file
diff --git a/863/CH15/EX15.2/Ex15_2.sce b/863/CH15/EX15.2/Ex15_2.sce
new file mode 100644
index 000000000..02d1bfae4
--- /dev/null
+++ b/863/CH15/EX15.2/Ex15_2.sce
@@ -0,0 +1,14 @@
+//Caption:Determine capacitance and minimum acquisition time
+//Ex15.2
+clc;
+clear;
+close;
+Vs=1//Supply voltage(in volts)
+a=0.25//Accuracy(in %)
+t=500//Holding time(in micro sec)
+Ib=500//Maximum base current(in nA)
+Rd=30//Drain Resistance(in ohm)
+v=Vs*0.1/100
+C=Ib*t*10^(-9)/v
+T=7*C*Rd
+disp(T,C,'Required capacitance(in micro farad) and acquisition time(in micro sec)=') \ No newline at end of file
diff --git a/863/CH15/EX15.2/Ex15_2.txt b/863/CH15/EX15.2/Ex15_2.txt
new file mode 100644
index 000000000..02d1bfae4
--- /dev/null
+++ b/863/CH15/EX15.2/Ex15_2.txt
@@ -0,0 +1,14 @@
+//Caption:Determine capacitance and minimum acquisition time
+//Ex15.2
+clc;
+clear;
+close;
+Vs=1//Supply voltage(in volts)
+a=0.25//Accuracy(in %)
+t=500//Holding time(in micro sec)
+Ib=500//Maximum base current(in nA)
+Rd=30//Drain Resistance(in ohm)
+v=Vs*0.1/100
+C=Ib*t*10^(-9)/v
+T=7*C*Rd
+disp(T,C,'Required capacitance(in micro farad) and acquisition time(in micro sec)=') \ No newline at end of file
diff --git a/863/CH15/EX15.2/Result15_2.txt b/863/CH15/EX15.2/Result15_2.txt
new file mode 100644
index 000000000..7b9ffa8e7
--- /dev/null
+++ b/863/CH15/EX15.2/Result15_2.txt
@@ -0,0 +1,6 @@
+Required capacitance(in micro farad) and acquisition time(in micro sec)=
+
+ 0.25
+
+ 52.5
+ \ No newline at end of file
diff --git a/863/CH15/EX15.3/Ex15_3.sce b/863/CH15/EX15.3/Ex15_3.sce
new file mode 100644
index 000000000..caa0484d0
--- /dev/null
+++ b/863/CH15/EX15.3/Ex15_3.sce
@@ -0,0 +1,15 @@
+//Caption:Determine the error due to capacitance
+//Ex15.3
+clc;
+clear;
+close;
+Vgs=10//Gate source voltage(in volts)
+C=10.5//Capacitance(in pF)
+Vs=1//Supply voltage(in volts)
+C1=0.25//Capacitance(in micro farad)
+V1=-(Vs+Vgs+1)
+Vgsm=Vs-(V1)
+Q=C*Vgsm
+Vo=Q/C1
+e=Vo*10^(-6)*100/Vs
+disp(e,'Error due to capacitance(in %)=') \ No newline at end of file
diff --git a/863/CH15/EX15.3/Ex15_3.txt b/863/CH15/EX15.3/Ex15_3.txt
new file mode 100644
index 000000000..caa0484d0
--- /dev/null
+++ b/863/CH15/EX15.3/Ex15_3.txt
@@ -0,0 +1,15 @@
+//Caption:Determine the error due to capacitance
+//Ex15.3
+clc;
+clear;
+close;
+Vgs=10//Gate source voltage(in volts)
+C=10.5//Capacitance(in pF)
+Vs=1//Supply voltage(in volts)
+C1=0.25//Capacitance(in micro farad)
+V1=-(Vs+Vgs+1)
+Vgsm=Vs-(V1)
+Q=C*Vgsm
+Vo=Q/C1
+e=Vo*10^(-6)*100/Vs
+disp(e,'Error due to capacitance(in %)=') \ No newline at end of file
diff --git a/863/CH15/EX15.3/Result15_3.txt b/863/CH15/EX15.3/Result15_3.txt
new file mode 100644
index 000000000..384eda130
--- /dev/null
+++ b/863/CH15/EX15.3/Result15_3.txt
@@ -0,0 +1,4 @@
+Error due to capacitance(in %)=
+
+ 0.0546
+ \ No newline at end of file
diff --git a/863/CH15/EX15.4/Ex15_4.sce b/863/CH15/EX15.4/Ex15_4.sce
new file mode 100644
index 000000000..73954288b
--- /dev/null
+++ b/863/CH15/EX15.4/Ex15_4.sce
@@ -0,0 +1,18 @@
+//caption:Calculate the output voltage
+//Ex15.4
+clc;
+clear;
+close;
+Vie=1//Input voltage for resistor Re(in volts)
+Vid=0//Input voltage for resistor Rd(in volts)
+Vic=1//Input voltage for resistor Rc(in volts)
+Vib=1//Input voltag for resistor Rb(in volts)
+Via=0//Input voltage for resistor Ra(in volts)
+R=16//Input Resistor(in kilo ohm)
+re=1//Resistor(in kilo ohm)
+rd=2//Resistor(in kilo ohm)
+rc=4//Resistor(in kilo ohm)
+rb=8//Resistor(in kilo ohm)
+ra=16//Resistor(in kilo ohm)
+Vo=R*((Vie/re)+(Vid/rd)+(Vic/rc)+(Vib/rb)+(Via/ra))
+disp(Vo,'Output voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH15/EX15.4/Ex15_4.txt b/863/CH15/EX15.4/Ex15_4.txt
new file mode 100644
index 000000000..73954288b
--- /dev/null
+++ b/863/CH15/EX15.4/Ex15_4.txt
@@ -0,0 +1,18 @@
+//caption:Calculate the output voltage
+//Ex15.4
+clc;
+clear;
+close;
+Vie=1//Input voltage for resistor Re(in volts)
+Vid=0//Input voltage for resistor Rd(in volts)
+Vic=1//Input voltage for resistor Rc(in volts)
+Vib=1//Input voltag for resistor Rb(in volts)
+Via=0//Input voltage for resistor Ra(in volts)
+R=16//Input Resistor(in kilo ohm)
+re=1//Resistor(in kilo ohm)
+rd=2//Resistor(in kilo ohm)
+rc=4//Resistor(in kilo ohm)
+rb=8//Resistor(in kilo ohm)
+ra=16//Resistor(in kilo ohm)
+Vo=R*((Vie/re)+(Vid/rd)+(Vic/rc)+(Vib/rb)+(Via/ra))
+disp(Vo,'Output voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH15/EX15.4/Result15_4.txt b/863/CH15/EX15.4/Result15_4.txt
new file mode 100644
index 000000000..d7238c197
--- /dev/null
+++ b/863/CH15/EX15.4/Result15_4.txt
@@ -0,0 +1,4 @@
+ Output voltage(in volts)=
+
+ 22.
+ \ No newline at end of file
diff --git a/863/CH2/EX2.10/Ex2_10.sce b/863/CH2/EX2.10/Ex2_10.sce
new file mode 100644
index 000000000..f5e485bd7
--- /dev/null
+++ b/863/CH2/EX2.10/Ex2_10.sce
@@ -0,0 +1,16 @@
+//Caption:Calculate output voltage for (a)10V and 1ms Pw (b)10V and 2ms PW (c)20V and 1ms PW
+//Ex2.10
+clc;
+clear;
+close;
+e1=10//Voltage applied(in volts)
+e0=0//Voltage at t=0sec(in volts)
+t1=1//PW(in ms)
+t2=2//PW(in ms)
+e2=20//Input voltage(in volts)
+r=10//Resistance(in kilo ohm)
+c=20//Capacitance(in micro farad)
+eo1=(e1-((e1-e0)*(2.718)^(-t1/(r*c))))*1000
+eo2=(e1-((e1-e0)*(2.718)^(-t2/(r*c))))*1000
+eo3=(e2-((e2-e0)*(2.718)^(-t1/(r*c))))*1000
+disp(eo3,eo2,eo1,'Output voltage for(a)(in mv),(b)(in mv),(c)(in mv)=') \ No newline at end of file
diff --git a/863/CH2/EX2.10/Ex2_10.txt b/863/CH2/EX2.10/Ex2_10.txt
new file mode 100644
index 000000000..f5e485bd7
--- /dev/null
+++ b/863/CH2/EX2.10/Ex2_10.txt
@@ -0,0 +1,16 @@
+//Caption:Calculate output voltage for (a)10V and 1ms Pw (b)10V and 2ms PW (c)20V and 1ms PW
+//Ex2.10
+clc;
+clear;
+close;
+e1=10//Voltage applied(in volts)
+e0=0//Voltage at t=0sec(in volts)
+t1=1//PW(in ms)
+t2=2//PW(in ms)
+e2=20//Input voltage(in volts)
+r=10//Resistance(in kilo ohm)
+c=20//Capacitance(in micro farad)
+eo1=(e1-((e1-e0)*(2.718)^(-t1/(r*c))))*1000
+eo2=(e1-((e1-e0)*(2.718)^(-t2/(r*c))))*1000
+eo3=(e2-((e2-e0)*(2.718)^(-t1/(r*c))))*1000
+disp(eo3,eo2,eo1,'Output voltage for(a)(in mv),(b)(in mv),(c)(in mv)=') \ No newline at end of file
diff --git a/863/CH2/EX2.10/Result2_10.txt b/863/CH2/EX2.10/Result2_10.txt
new file mode 100644
index 000000000..7108796ca
--- /dev/null
+++ b/863/CH2/EX2.10/Result2_10.txt
@@ -0,0 +1,8 @@
+Output voltage for(a)(in mv),(b)(in mv),(c)(in mv)=
+
+ 49.87005
+
+ 99.491397
+
+ 99.740099
+ \ No newline at end of file
diff --git a/863/CH2/EX2.11/Ex2_11.sce b/863/CH2/EX2.11/Ex2_11.sce
new file mode 100644
index 000000000..7818798be
--- /dev/null
+++ b/863/CH2/EX2.11/Ex2_11.sce
@@ -0,0 +1,16 @@
+//Caption:Calculate output voltage for (a)10V and (b)20V
+//Ex2.11
+clc;
+clear;
+close;
+E1=10//Input voltage(in volts)
+E2=20//Input voltage(in volts)
+c=1//Capacitance(in micro farad)
+r=1//Resistance(in kilo ohm)
+t=100//Pulse width(in ms)
+i1=(c*E1*10^(-6))/(t*10^(-3))
+eo1=i1*r*1000
+disp(eo1,'Output voltage for (a)(in volts)=')
+i2=(c*E2*10^(-6)/(t*10^(-3)))
+eo2=i2*r*1000
+disp(eo2,'Output voltage for (b)(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.11/Ex2_11.txt b/863/CH2/EX2.11/Ex2_11.txt
new file mode 100644
index 000000000..7818798be
--- /dev/null
+++ b/863/CH2/EX2.11/Ex2_11.txt
@@ -0,0 +1,16 @@
+//Caption:Calculate output voltage for (a)10V and (b)20V
+//Ex2.11
+clc;
+clear;
+close;
+E1=10//Input voltage(in volts)
+E2=20//Input voltage(in volts)
+c=1//Capacitance(in micro farad)
+r=1//Resistance(in kilo ohm)
+t=100//Pulse width(in ms)
+i1=(c*E1*10^(-6))/(t*10^(-3))
+eo1=i1*r*1000
+disp(eo1,'Output voltage for (a)(in volts)=')
+i2=(c*E2*10^(-6)/(t*10^(-3)))
+eo2=i2*r*1000
+disp(eo2,'Output voltage for (b)(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.11/Result2_11.txt b/863/CH2/EX2.11/Result2_11.txt
new file mode 100644
index 000000000..bcd5b862e
--- /dev/null
+++ b/863/CH2/EX2.11/Result2_11.txt
@@ -0,0 +1,8 @@
+Output voltage for (a)(in volts)=
+
+ 0.1
+
+ Output voltage for (b)(in volts)=
+
+ 0.2
+ \ No newline at end of file
diff --git a/863/CH2/EX2.12/Ex2_12.sce b/863/CH2/EX2.12/Ex2_12.sce
new file mode 100644
index 000000000..1150f0aae
--- /dev/null
+++ b/863/CH2/EX2.12/Ex2_12.sce
@@ -0,0 +1,15 @@
+//Caption:Calculate amplitude of output waveform for (a)Rise time (b)Fall time
+//Ex2.12
+clc;
+clear;
+close;
+r=1//Resistance(in kilo ohm)
+c=100//Capacitance(in pf)
+tr=1//Rise time(in micro sec)
+tf=3//Fall time(in micro sec)
+e1=8//Change in voltage for rise time(in volts)
+e2=-8//Change in voltage for fall time(in volts)
+eo1=r*c*0.001*e1/tr
+disp(eo1,'Amplitude of output waveform for (a)Rise time(in volts)=')
+eo2=r*c*0.001*e2/tf
+disp(eo2,'Amplitude of output waveform for (b)Fall time(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.12/Ex2_12.txt b/863/CH2/EX2.12/Ex2_12.txt
new file mode 100644
index 000000000..1150f0aae
--- /dev/null
+++ b/863/CH2/EX2.12/Ex2_12.txt
@@ -0,0 +1,15 @@
+//Caption:Calculate amplitude of output waveform for (a)Rise time (b)Fall time
+//Ex2.12
+clc;
+clear;
+close;
+r=1//Resistance(in kilo ohm)
+c=100//Capacitance(in pf)
+tr=1//Rise time(in micro sec)
+tf=3//Fall time(in micro sec)
+e1=8//Change in voltage for rise time(in volts)
+e2=-8//Change in voltage for fall time(in volts)
+eo1=r*c*0.001*e1/tr
+disp(eo1,'Amplitude of output waveform for (a)Rise time(in volts)=')
+eo2=r*c*0.001*e2/tf
+disp(eo2,'Amplitude of output waveform for (b)Fall time(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.12/Result2_12.txt b/863/CH2/EX2.12/Result2_12.txt
new file mode 100644
index 000000000..71233fcd8
--- /dev/null
+++ b/863/CH2/EX2.12/Result2_12.txt
@@ -0,0 +1,8 @@
+ Amplitude of output waveform for (a)Rise time(in volts)=
+
+ 0.8
+
+ Amplitude of output waveform for (b)Fall time(in volts)=
+
+ - 0.2666667
+ \ No newline at end of file
diff --git a/863/CH2/EX2.3/Ex2_3.sce b/863/CH2/EX2.3/Ex2_3.sce
new file mode 100644
index 000000000..1ea9072ce
--- /dev/null
+++ b/863/CH2/EX2.3/Ex2_3.sce
@@ -0,0 +1,12 @@
+//Caption:Calculate voltage after 8ms
+//Ex:2.3
+clc;
+clear;
+close;
+c=1//Capacitance of capacitor(in micro farad)
+vs=6//Source voltage(in volts)
+r=10//Resistor(in kilo ohm)
+vi=-3//Initial voltage(in volts)
+t=8//Time (in milli sec)
+e=vs-((vs-vi)*2.718^(-t/(r*c)))
+disp(e,'Voltage after 8ms(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.3/Ex2_3.txt b/863/CH2/EX2.3/Ex2_3.txt
new file mode 100644
index 000000000..1ea9072ce
--- /dev/null
+++ b/863/CH2/EX2.3/Ex2_3.txt
@@ -0,0 +1,12 @@
+//Caption:Calculate voltage after 8ms
+//Ex:2.3
+clc;
+clear;
+close;
+c=1//Capacitance of capacitor(in micro farad)
+vs=6//Source voltage(in volts)
+r=10//Resistor(in kilo ohm)
+vi=-3//Initial voltage(in volts)
+t=8//Time (in milli sec)
+e=vs-((vs-vi)*2.718^(-t/(r*c)))
+disp(e,'Voltage after 8ms(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.3/Result2_3.txt b/863/CH2/EX2.3/Result2_3.txt
new file mode 100644
index 000000000..6ff6e1017
--- /dev/null
+++ b/863/CH2/EX2.3/Result2_3.txt
@@ -0,0 +1,3 @@
+Voltage after 8ms(in volts)=
+
+ 1.9557039 \ No newline at end of file
diff --git a/863/CH2/EX2.4/Ex2_4.sce b/863/CH2/EX2.4/Ex2_4.sce
new file mode 100644
index 000000000..4129dae63
--- /dev/null
+++ b/863/CH2/EX2.4/Ex2_4.sce
@@ -0,0 +1,18 @@
+//Caption:Determine (a)Ec at 1.5ms (b)Ec at 6ms
+//Ex2.4
+clc;
+clear;
+close;
+r1=1//Resistor(in kilo ohm)
+c1=1//Capacitance(in micro farad)
+e1=10//Voltage(in volts)
+r2=20//Resistor(in kilo ohm)
+c2=0.1//Capacitance(in micro farad)
+e2=12//Voltage(in volts)
+t1=r1*c1*0.78
+e=e1*1
+ec1=e*t1
+t2=r2*c2*0.025
+E=e2*1
+ec2=E*t2
+disp(ec2,ec1,'(a)Ec at 1.5ms(in volts) and (b)Ec at 6ms(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.4/Ex2_4.txt b/863/CH2/EX2.4/Ex2_4.txt
new file mode 100644
index 000000000..4129dae63
--- /dev/null
+++ b/863/CH2/EX2.4/Ex2_4.txt
@@ -0,0 +1,18 @@
+//Caption:Determine (a)Ec at 1.5ms (b)Ec at 6ms
+//Ex2.4
+clc;
+clear;
+close;
+r1=1//Resistor(in kilo ohm)
+c1=1//Capacitance(in micro farad)
+e1=10//Voltage(in volts)
+r2=20//Resistor(in kilo ohm)
+c2=0.1//Capacitance(in micro farad)
+e2=12//Voltage(in volts)
+t1=r1*c1*0.78
+e=e1*1
+ec1=e*t1
+t2=r2*c2*0.025
+E=e2*1
+ec2=E*t2
+disp(ec2,ec1,'(a)Ec at 1.5ms(in volts) and (b)Ec at 6ms(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.4/Result2_4.txt b/863/CH2/EX2.4/Result2_4.txt
new file mode 100644
index 000000000..94b592ee3
--- /dev/null
+++ b/863/CH2/EX2.4/Result2_4.txt
@@ -0,0 +1,6 @@
+ (a)Ec at 1.5ms(in volts) and (b)Ec at 6ms(in volts)=
+
+ 7.8
+
+ 0.6
+ \ No newline at end of file
diff --git a/863/CH2/EX2.5/Ex2_5.sce b/863/CH2/EX2.5/Ex2_5.sce
new file mode 100644
index 000000000..521d918e4
--- /dev/null
+++ b/863/CH2/EX2.5/Ex2_5.sce
@@ -0,0 +1,12 @@
+//Caption:Calculate Rise time,time for capacitor to charge to required amount and time required for complete charging
+//Ex2.5
+clc;
+clear;
+close;
+V=5//Voltage source(in volts)
+r=39//Resistor(in kilo ohm)
+c=500//Capacitance of capacitor(in pf)
+tr=2.2*r*c*10^(-3)
+t=r*c*10^(-3)
+tc=5*r*c*10^(-3)
+disp(tc,t,tr,'Rise time,time for 63.2% charging and time required for complete charging(in micro sec)=') \ No newline at end of file
diff --git a/863/CH2/EX2.5/Ex2_5.txt b/863/CH2/EX2.5/Ex2_5.txt
new file mode 100644
index 000000000..521d918e4
--- /dev/null
+++ b/863/CH2/EX2.5/Ex2_5.txt
@@ -0,0 +1,12 @@
+//Caption:Calculate Rise time,time for capacitor to charge to required amount and time required for complete charging
+//Ex2.5
+clc;
+clear;
+close;
+V=5//Voltage source(in volts)
+r=39//Resistor(in kilo ohm)
+c=500//Capacitance of capacitor(in pf)
+tr=2.2*r*c*10^(-3)
+t=r*c*10^(-3)
+tc=5*r*c*10^(-3)
+disp(tc,t,tr,'Rise time,time for 63.2% charging and time required for complete charging(in micro sec)=') \ No newline at end of file
diff --git a/863/CH2/EX2.5/Result2_5.txt b/863/CH2/EX2.5/Result2_5.txt
new file mode 100644
index 000000000..398cf308d
--- /dev/null
+++ b/863/CH2/EX2.5/Result2_5.txt
@@ -0,0 +1,8 @@
+Rise time,time for 63.2% charging and time required for complete charging(in micro sec)=
+
+ 42.9
+
+ 19.5
+
+ 97.5
+ \ No newline at end of file
diff --git a/863/CH2/EX2.6/Ex2_6.sce b/863/CH2/EX2.6/Ex2_6.sce
new file mode 100644
index 000000000..f5895eb04
--- /dev/null
+++ b/863/CH2/EX2.6/Ex2_6.sce
@@ -0,0 +1,11 @@
+//Caption:Calculate minimum square wave frequency
+//Ex2.6
+clc;
+clear;
+close;
+C=1//Coupling capacitor(in micro farad)
+R=1//Input resistance(in Mega ohm)
+t=0.01//Tilt
+PW=t*R*C
+f=1/(2*PW)
+disp(f,'Frequency required(in hertz)=') \ No newline at end of file
diff --git a/863/CH2/EX2.6/Ex2_6.txt b/863/CH2/EX2.6/Ex2_6.txt
new file mode 100644
index 000000000..f5895eb04
--- /dev/null
+++ b/863/CH2/EX2.6/Ex2_6.txt
@@ -0,0 +1,11 @@
+//Caption:Calculate minimum square wave frequency
+//Ex2.6
+clc;
+clear;
+close;
+C=1//Coupling capacitor(in micro farad)
+R=1//Input resistance(in Mega ohm)
+t=0.01//Tilt
+PW=t*R*C
+f=1/(2*PW)
+disp(f,'Frequency required(in hertz)=') \ No newline at end of file
diff --git a/863/CH2/EX2.6/Result2_6.txt b/863/CH2/EX2.6/Result2_6.txt
new file mode 100644
index 000000000..d69045770
--- /dev/null
+++ b/863/CH2/EX2.6/Result2_6.txt
@@ -0,0 +1,3 @@
+Frequency required(in hertz)=
+
+ 50. \ No newline at end of file
diff --git a/863/CH2/EX2.7/Ex2_7.sce b/863/CH2/EX2.7/Ex2_7.sce
new file mode 100644
index 000000000..5d9635246
--- /dev/null
+++ b/863/CH2/EX2.7/Ex2_7.sce
@@ -0,0 +1,9 @@
+//Caption:Determine fastest rise time
+//Ex2.7
+clc;
+clear;
+close;
+r=600//Output resistance(in ohms)
+c=30//Input capacitance(in pf)
+tr=2.2*r*c*10^(-3)
+disp(tr,'Fastest rise time(in ns)=') \ No newline at end of file
diff --git a/863/CH2/EX2.7/Ex2_7.txt b/863/CH2/EX2.7/Ex2_7.txt
new file mode 100644
index 000000000..5d9635246
--- /dev/null
+++ b/863/CH2/EX2.7/Ex2_7.txt
@@ -0,0 +1,9 @@
+//Caption:Determine fastest rise time
+//Ex2.7
+clc;
+clear;
+close;
+r=600//Output resistance(in ohms)
+c=30//Input capacitance(in pf)
+tr=2.2*r*c*10^(-3)
+disp(tr,'Fastest rise time(in ns)=') \ No newline at end of file
diff --git a/863/CH2/EX2.7/Result2_7.txt b/863/CH2/EX2.7/Result2_7.txt
new file mode 100644
index 000000000..bc4ec653f
--- /dev/null
+++ b/863/CH2/EX2.7/Result2_7.txt
@@ -0,0 +1,4 @@
+Fastest rise time(in ns)=
+
+ 39.6
+ \ No newline at end of file
diff --git a/863/CH2/EX2.8/Ex2_8.sce b/863/CH2/EX2.8/Ex2_8.sce
new file mode 100644
index 000000000..04f545276
--- /dev/null
+++ b/863/CH2/EX2.8/Ex2_8.sce
@@ -0,0 +1,16 @@
+//Caption:Calculate voltage at 14 ms
+//Ex2.8
+clc;
+clear;
+close;
+Eo=0//Voltage at t=0sec(in volt)
+E=20//Peak voltage(in volts)
+r=3.3//Resistance(in kilo ohm)
+c=1//Capacitance(in micro farad)
+t1=4//Time(in ms)
+t2=2//Time(in ms)
+e1=E-((E-Eo)*(2.718)^(-t1/(r*c)))
+e2=Eo-((Eo-e1)*(2.718)^(-t1/(r*c)))
+e3=E-((E-e2)*(2.718)^(-t1/(r*c)))
+e3=Eo-((Eo-e3)*(2.718)^(-t2/(r*c)))
+disp(e3,'Voltage at 14ms(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.8/Ex2_8.txt b/863/CH2/EX2.8/Ex2_8.txt
new file mode 100644
index 000000000..04f545276
--- /dev/null
+++ b/863/CH2/EX2.8/Ex2_8.txt
@@ -0,0 +1,16 @@
+//Caption:Calculate voltage at 14 ms
+//Ex2.8
+clc;
+clear;
+close;
+Eo=0//Voltage at t=0sec(in volt)
+E=20//Peak voltage(in volts)
+r=3.3//Resistance(in kilo ohm)
+c=1//Capacitance(in micro farad)
+t1=4//Time(in ms)
+t2=2//Time(in ms)
+e1=E-((E-Eo)*(2.718)^(-t1/(r*c)))
+e2=Eo-((Eo-e1)*(2.718)^(-t1/(r*c)))
+e3=E-((E-e2)*(2.718)^(-t1/(r*c)))
+e3=Eo-((Eo-e3)*(2.718)^(-t2/(r*c)))
+disp(e3,'Voltage at 14ms(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.8/Result2_8.txt b/863/CH2/EX2.8/Result2_8.txt
new file mode 100644
index 000000000..3612d0387
--- /dev/null
+++ b/863/CH2/EX2.8/Result2_8.txt
@@ -0,0 +1,4 @@
+ Voltage at 14ms(in volts)=
+
+ 8.3423155
+ \ No newline at end of file
diff --git a/863/CH2/EX2.9/Ex2_9.sce b/863/CH2/EX2.9/Ex2_9.sce
new file mode 100644
index 000000000..44d5c973b
--- /dev/null
+++ b/863/CH2/EX2.9/Ex2_9.sce
@@ -0,0 +1,12 @@
+//Caption:Determine max and min voltage at which capacitor voltage will settle
+//Ex2.9
+clc;
+clear;
+close;
+E=20//Peak voltage(in volts)
+t=4//Time interval(in ms)
+r=3.3//Resistance(in kilo ohms)
+c=1//Capacitance(in micro farad)
+Emax=E/(1+(2.718^(-t/(r*c))))
+Emin=E-Emax
+disp(Emin,Emax,'Maximum and minimum voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.9/Ex2_9.txt b/863/CH2/EX2.9/Ex2_9.txt
new file mode 100644
index 000000000..44d5c973b
--- /dev/null
+++ b/863/CH2/EX2.9/Ex2_9.txt
@@ -0,0 +1,12 @@
+//Caption:Determine max and min voltage at which capacitor voltage will settle
+//Ex2.9
+clc;
+clear;
+close;
+E=20//Peak voltage(in volts)
+t=4//Time interval(in ms)
+r=3.3//Resistance(in kilo ohms)
+c=1//Capacitance(in micro farad)
+Emax=E/(1+(2.718^(-t/(r*c))))
+Emin=E-Emax
+disp(Emin,Emax,'Maximum and minimum voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH2/EX2.9/Result2_9.txt b/863/CH2/EX2.9/Result2_9.txt
new file mode 100644
index 000000000..a24c66419
--- /dev/null
+++ b/863/CH2/EX2.9/Result2_9.txt
@@ -0,0 +1,6 @@
+ Maximum and minimum voltage(in volts)=
+
+ 15.413037
+
+ 4.5869631
+ \ No newline at end of file
diff --git a/863/CH3/EX3.1/Ex3_1.sce b/863/CH3/EX3.1/Ex3_1.sce
new file mode 100644
index 000000000..e7566a481
--- /dev/null
+++ b/863/CH3/EX3.1/Ex3_1.sce
@@ -0,0 +1,20 @@
+//Caption:Calculate (a)Resistance (b)Forward Current (c)Power dissipation (d)Peak Reverse Voltage
+//Ex:3.1
+clc;
+clear;
+close;
+e=50//Input voltage(in volts)
+i=20//Output Current(in mA)
+v=0.5//Output voltage(in volts)
+is=5//Reverse Leakage Current(in micro ampere)
+vf=0.7//Forward voltage of diode(in volts)
+R=v*1000/is
+disp(R,'(a)Resistance(in Kilo ohm)=')
+I=(e-vf)/R
+P=(e^2)/R
+if=i+I
+disp(if,'(b)Forward Current(in mA)=')
+p=vf*if
+disp(p,'(c)Power Dissipation(in mW)=')
+ep=-e
+disp(ep,'(d)Peak Reverse Voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH3/EX3.1/Ex3_1.txt b/863/CH3/EX3.1/Ex3_1.txt
new file mode 100644
index 000000000..e7566a481
--- /dev/null
+++ b/863/CH3/EX3.1/Ex3_1.txt
@@ -0,0 +1,20 @@
+//Caption:Calculate (a)Resistance (b)Forward Current (c)Power dissipation (d)Peak Reverse Voltage
+//Ex:3.1
+clc;
+clear;
+close;
+e=50//Input voltage(in volts)
+i=20//Output Current(in mA)
+v=0.5//Output voltage(in volts)
+is=5//Reverse Leakage Current(in micro ampere)
+vf=0.7//Forward voltage of diode(in volts)
+R=v*1000/is
+disp(R,'(a)Resistance(in Kilo ohm)=')
+I=(e-vf)/R
+P=(e^2)/R
+if=i+I
+disp(if,'(b)Forward Current(in mA)=')
+p=vf*if
+disp(p,'(c)Power Dissipation(in mW)=')
+ep=-e
+disp(ep,'(d)Peak Reverse Voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH3/EX3.1/Result3_1.txt b/863/CH3/EX3.1/Result3_1.txt
new file mode 100644
index 000000000..2e6b89a62
--- /dev/null
+++ b/863/CH3/EX3.1/Result3_1.txt
@@ -0,0 +1,15 @@
+(a)Resistance(in Kilo ohm)=
+
+ 100.
+
+ (b)Forward Current(in mA)=
+
+ 20.493
+
+ (c)Power Dissipation(in mW)=
+
+ 14.3451
+
+ (d)Peak Reverse Voltage(in volts)=
+
+ - 50. \ No newline at end of file
diff --git a/863/CH3/EX3.10/Ex3_10.sce b/863/CH3/EX3.10/Ex3_10.sce
new file mode 100644
index 000000000..660531281
--- /dev/null
+++ b/863/CH3/EX3.10/Ex3_10.sce
@@ -0,0 +1,18 @@
+//Caption:Calculate Capacitance C1and C2,Diode reverse recovery time and input voltage
+//Ex3.10
+clc;
+clear;
+close;
+V=12//Output voltage(in volts)
+Vd=0.7//Diode forward voltage(in volts)
+R=1.2//Load resistance(in Kilo ohm)
+f=1//Frequency(in KHz)
+r=10//Ripple in output voltage(in %)
+Il=V/R
+t=1000/(2*f)
+C2=(Il*t)*10^(-3)/((r/(2*100))*V)
+C1=(2*Il*t)*10^(-3)/((r/(2*100))*V)
+trr=t/10
+Vpp=V+((r/100)*V)+(2*Vd)
+Vp=Vpp/2
+disp(C1,C2,trr,Vp,'Input voltage(in volts),Diode reverse recovery time(in micro sec),C2 and C1(in micro farad)=') \ No newline at end of file
diff --git a/863/CH3/EX3.10/Ex3_10.txt b/863/CH3/EX3.10/Ex3_10.txt
new file mode 100644
index 000000000..660531281
--- /dev/null
+++ b/863/CH3/EX3.10/Ex3_10.txt
@@ -0,0 +1,18 @@
+//Caption:Calculate Capacitance C1and C2,Diode reverse recovery time and input voltage
+//Ex3.10
+clc;
+clear;
+close;
+V=12//Output voltage(in volts)
+Vd=0.7//Diode forward voltage(in volts)
+R=1.2//Load resistance(in Kilo ohm)
+f=1//Frequency(in KHz)
+r=10//Ripple in output voltage(in %)
+Il=V/R
+t=1000/(2*f)
+C2=(Il*t)*10^(-3)/((r/(2*100))*V)
+C1=(2*Il*t)*10^(-3)/((r/(2*100))*V)
+trr=t/10
+Vpp=V+((r/100)*V)+(2*Vd)
+Vp=Vpp/2
+disp(C1,C2,trr,Vp,'Input voltage(in volts),Diode reverse recovery time(in micro sec),C2 and C1(in micro farad)=') \ No newline at end of file
diff --git a/863/CH3/EX3.10/Result3_10.txt b/863/CH3/EX3.10/Result3_10.txt
new file mode 100644
index 000000000..c4572ac53
--- /dev/null
+++ b/863/CH3/EX3.10/Result3_10.txt
@@ -0,0 +1,10 @@
+Input voltage(in volts),Diode reverse recovery time(in micro sec),C2 and C1(in micro farad)=
+
+ 7.3
+
+ 50.
+
+ 8.3333333
+
+ 16.666667
+ \ No newline at end of file
diff --git a/863/CH3/EX3.3/Ex3_3.sce b/863/CH3/EX3.3/Ex3_3.sce
new file mode 100644
index 000000000..25901fdb2
--- /dev/null
+++ b/863/CH3/EX3.3/Ex3_3.sce
@@ -0,0 +1,12 @@
+//Caption:Calculate resistance and amplitude of output signal
+//Ex3.3
+clc;
+clear;
+close;
+E=2//Input voltage(in volts)
+v=0.5//Input noise voltage(in volts)
+Vf=0.7//Forward diode voltage(in volts)
+if=1//Forward current of diode(in mA)
+V=E-Vf
+R=V/if
+disp(V,R,'Resistance(in kilo ohm) and Output signal amplitude(in volts)=') \ No newline at end of file
diff --git a/863/CH3/EX3.3/Ex3_3.txt b/863/CH3/EX3.3/Ex3_3.txt
new file mode 100644
index 000000000..25901fdb2
--- /dev/null
+++ b/863/CH3/EX3.3/Ex3_3.txt
@@ -0,0 +1,12 @@
+//Caption:Calculate resistance and amplitude of output signal
+//Ex3.3
+clc;
+clear;
+close;
+E=2//Input voltage(in volts)
+v=0.5//Input noise voltage(in volts)
+Vf=0.7//Forward diode voltage(in volts)
+if=1//Forward current of diode(in mA)
+V=E-Vf
+R=V/if
+disp(V,R,'Resistance(in kilo ohm) and Output signal amplitude(in volts)=') \ No newline at end of file
diff --git a/863/CH3/EX3.3/Result3_3.txt b/863/CH3/EX3.3/Result3_3.txt
new file mode 100644
index 000000000..3f63ad10c
--- /dev/null
+++ b/863/CH3/EX3.3/Result3_3.txt
@@ -0,0 +1,6 @@
+Resistance(in kilo ohm) and Output signal amplitude(in volts)=
+
+ 1.3
+
+ 1.3
+ \ No newline at end of file
diff --git a/863/CH3/EX3.4/Ex3_4.sce b/863/CH3/EX3.4/Ex3_4.sce
new file mode 100644
index 000000000..477d368c9
--- /dev/null
+++ b/863/CH3/EX3.4/Ex3_4.sce
@@ -0,0 +1,12 @@
+//Caption:Calculate Resistance and diode forward current
+//Ex3.4
+clc;
+clear;
+close;
+E=10//Input voltage(in volts)
+v=9//Output voltage(in volts)
+i=1//Output current(in mA)
+vf=0.7//Diode forward voltage(in volts)
+R=E-v/i
+if=E-vf/R
+disp(if,R,'Resistance(in kilo ohm) and Diode forward current(in mA)=') \ No newline at end of file
diff --git a/863/CH3/EX3.4/Ex3_4.txt b/863/CH3/EX3.4/Ex3_4.txt
new file mode 100644
index 000000000..477d368c9
--- /dev/null
+++ b/863/CH3/EX3.4/Ex3_4.txt
@@ -0,0 +1,12 @@
+//Caption:Calculate Resistance and diode forward current
+//Ex3.4
+clc;
+clear;
+close;
+E=10//Input voltage(in volts)
+v=9//Output voltage(in volts)
+i=1//Output current(in mA)
+vf=0.7//Diode forward voltage(in volts)
+R=E-v/i
+if=E-vf/R
+disp(if,R,'Resistance(in kilo ohm) and Diode forward current(in mA)=') \ No newline at end of file
diff --git a/863/CH3/EX3.4/Result3_4.txt b/863/CH3/EX3.4/Result3_4.txt
new file mode 100644
index 000000000..a5e8aa790
--- /dev/null
+++ b/863/CH3/EX3.4/Result3_4.txt
@@ -0,0 +1,6 @@
+Resistance(in kilo ohm) and Diode forward current(in mA)=
+
+ 1.
+
+ 9.3
+ \ No newline at end of file
diff --git a/863/CH3/EX3.5/Ex3_5.sce b/863/CH3/EX3.5/Ex3_5.sce
new file mode 100644
index 000000000..08b531736
--- /dev/null
+++ b/863/CH3/EX3.5/Ex3_5.sce
@@ -0,0 +1,13 @@
+//Caption:Calculate Resistance
+//Ex3.5
+clc;
+clear;
+close;
+V=2.7//Output voltage(in volts)
+E=8//Input voltage(in volts)
+i=1//Output current(in mA)
+vf=0.7//Diode forward voltage(in volts)
+if=1//Diode forward current(in mA)
+vb=V-vf
+R=(E-vb-vf)/(i+if)
+disp(R,'Resistance(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.5/Ex3_5.txt b/863/CH3/EX3.5/Ex3_5.txt
new file mode 100644
index 000000000..08b531736
--- /dev/null
+++ b/863/CH3/EX3.5/Ex3_5.txt
@@ -0,0 +1,13 @@
+//Caption:Calculate Resistance
+//Ex3.5
+clc;
+clear;
+close;
+V=2.7//Output voltage(in volts)
+E=8//Input voltage(in volts)
+i=1//Output current(in mA)
+vf=0.7//Diode forward voltage(in volts)
+if=1//Diode forward current(in mA)
+vb=V-vf
+R=(E-vb-vf)/(i+if)
+disp(R,'Resistance(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.5/Result3_5.txt b/863/CH3/EX3.5/Result3_5.txt
new file mode 100644
index 000000000..32ec1da54
--- /dev/null
+++ b/863/CH3/EX3.5/Result3_5.txt
@@ -0,0 +1,4 @@
+ Resistance(in kilo ohm)=
+
+ 2.65
+ \ No newline at end of file
diff --git a/863/CH3/EX3.6/Ex3_6.sce b/863/CH3/EX3.6/Ex3_6.sce
new file mode 100644
index 000000000..61c862577
--- /dev/null
+++ b/863/CH3/EX3.6/Ex3_6.sce
@@ -0,0 +1,17 @@
+//Caption:Find Zener voltage and Resistance
+//Ex3.6
+clc;
+clear;
+close;
+E=25//Input voltage(in volts)
+V=11//Output voltage(in volts)
+Vf=0.7//Forward diode voltage(in volts)
+i=1//Output current(in mA)
+v=9.1//Voltage for 1N757 diode
+I=20//Current across 1N757 diode(in mA)
+Vz=V-Vf
+Vr=E-(Vf+v)
+Iz=0.25*I
+Ir=Iz+i
+R=Vr/Ir
+disp(R,Vz,'Zener voltage(in volts) and Resistance(in Kilo ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.6/Ex3_6.txt b/863/CH3/EX3.6/Ex3_6.txt
new file mode 100644
index 000000000..61c862577
--- /dev/null
+++ b/863/CH3/EX3.6/Ex3_6.txt
@@ -0,0 +1,17 @@
+//Caption:Find Zener voltage and Resistance
+//Ex3.6
+clc;
+clear;
+close;
+E=25//Input voltage(in volts)
+V=11//Output voltage(in volts)
+Vf=0.7//Forward diode voltage(in volts)
+i=1//Output current(in mA)
+v=9.1//Voltage for 1N757 diode
+I=20//Current across 1N757 diode(in mA)
+Vz=V-Vf
+Vr=E-(Vf+v)
+Iz=0.25*I
+Ir=Iz+i
+R=Vr/Ir
+disp(R,Vz,'Zener voltage(in volts) and Resistance(in Kilo ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.6/Result3_6.txt b/863/CH3/EX3.6/Result3_6.txt
new file mode 100644
index 000000000..082e5c037
--- /dev/null
+++ b/863/CH3/EX3.6/Result3_6.txt
@@ -0,0 +1,6 @@
+Zener voltage(in volts) and Resistance(in Kilo ohm)=
+
+ 10.3
+
+ 2.5333333
+ \ No newline at end of file
diff --git a/863/CH3/EX3.7/Ex3_7.sce b/863/CH3/EX3.7/Ex3_7.sce
new file mode 100644
index 000000000..58a0eeb60
--- /dev/null
+++ b/863/CH3/EX3.7/Ex3_7.sce
@@ -0,0 +1,14 @@
+//Caption:Calculate Capacitance and Resistance
+//Ex3.7
+clc;
+clear;
+close;
+E=10//Input voltage(in volts)
+f=1//Frequency(in Khz)
+Rs=500//Source resistance(in ohms)
+t=0.01//Tilt
+T=1/(f)
+pw=T*1000/2
+C=pw/Rs
+R=pw/(t*C*1000)
+disp(R,C,'Capacitance(in micro farad) and Resistance(in Kilo ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.7/Ex3_7.txt b/863/CH3/EX3.7/Ex3_7.txt
new file mode 100644
index 000000000..58a0eeb60
--- /dev/null
+++ b/863/CH3/EX3.7/Ex3_7.txt
@@ -0,0 +1,14 @@
+//Caption:Calculate Capacitance and Resistance
+//Ex3.7
+clc;
+clear;
+close;
+E=10//Input voltage(in volts)
+f=1//Frequency(in Khz)
+Rs=500//Source resistance(in ohms)
+t=0.01//Tilt
+T=1/(f)
+pw=T*1000/2
+C=pw/Rs
+R=pw/(t*C*1000)
+disp(R,C,'Capacitance(in micro farad) and Resistance(in Kilo ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.7/Result3_7.txt b/863/CH3/EX3.7/Result3_7.txt
new file mode 100644
index 000000000..486724e3d
--- /dev/null
+++ b/863/CH3/EX3.7/Result3_7.txt
@@ -0,0 +1,6 @@
+ Capacitance(in micro farad) and Resistance(in Kilo ohm)=
+
+ 1.
+
+ 50.
+ \ No newline at end of file
diff --git a/863/CH3/EX3.8/Ex3_8.sce b/863/CH3/EX3.8/Ex3_8.sce
new file mode 100644
index 000000000..7817bea26
--- /dev/null
+++ b/863/CH3/EX3.8/Ex3_8.sce
@@ -0,0 +1,14 @@
+//Caption:Find Capacitance and Resistance required to design the circuit
+//Ex3.8
+clc;
+clear;
+close;
+E=20//Input waveform amplitude(in volts)
+f=2//Frequency(in Khz)
+t=0.02//Tilt
+R=600//Resistance(in ohm)
+T=1/f
+pw=T*1000/2
+C=pw/R
+R=pw/(t*C)
+disp(R,C,'Capacitance(in micro farad) and Resistance(in ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.8/Ex3_8.txt b/863/CH3/EX3.8/Ex3_8.txt
new file mode 100644
index 000000000..7817bea26
--- /dev/null
+++ b/863/CH3/EX3.8/Ex3_8.txt
@@ -0,0 +1,14 @@
+//Caption:Find Capacitance and Resistance required to design the circuit
+//Ex3.8
+clc;
+clear;
+close;
+E=20//Input waveform amplitude(in volts)
+f=2//Frequency(in Khz)
+t=0.02//Tilt
+R=600//Resistance(in ohm)
+T=1/f
+pw=T*1000/2
+C=pw/R
+R=pw/(t*C)
+disp(R,C,'Capacitance(in micro farad) and Resistance(in ohm)=') \ No newline at end of file
diff --git a/863/CH3/EX3.8/Result3_8.txt b/863/CH3/EX3.8/Result3_8.txt
new file mode 100644
index 000000000..095cb7488
--- /dev/null
+++ b/863/CH3/EX3.8/Result3_8.txt
@@ -0,0 +1,6 @@
+Capacitance(in micro farad) and Resistance(in ohm)=
+
+ 0.4166667
+
+ 30000.
+ \ No newline at end of file
diff --git a/863/CH3/EX3.9/Ex3_9.sce b/863/CH3/EX3.9/Ex3_9.sce
new file mode 100644
index 000000000..9b117e3d8
--- /dev/null
+++ b/863/CH3/EX3.9/Ex3_9.sce
@@ -0,0 +1,17 @@
+//Caption:Calculate Capacitance,Resistance and Zener Voltage
+//Ex3.9
+clc;
+clear;
+close;
+E=15//Amplitude of input waveform(in volts)
+Rs=1//Source Resistance(in Kilo ohm)
+V=9//Output Voltage(in volts)
+Vf=0.7//Diode forward voltage(in volts)
+f=500//Frequency(in hertz)
+t=0.01//Tilt
+T=1000/f
+pw=T/2
+C=pw/Rs
+R=pw/(t*C)
+Vz=V-Vf
+disp(Vz,R,C,'Capacitance(in micro farad),Resistance(in Kilo ohm) and Zener Voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH3/EX3.9/Ex3_9.txt b/863/CH3/EX3.9/Ex3_9.txt
new file mode 100644
index 000000000..9b117e3d8
--- /dev/null
+++ b/863/CH3/EX3.9/Ex3_9.txt
@@ -0,0 +1,17 @@
+//Caption:Calculate Capacitance,Resistance and Zener Voltage
+//Ex3.9
+clc;
+clear;
+close;
+E=15//Amplitude of input waveform(in volts)
+Rs=1//Source Resistance(in Kilo ohm)
+V=9//Output Voltage(in volts)
+Vf=0.7//Diode forward voltage(in volts)
+f=500//Frequency(in hertz)
+t=0.01//Tilt
+T=1000/f
+pw=T/2
+C=pw/Rs
+R=pw/(t*C)
+Vz=V-Vf
+disp(Vz,R,C,'Capacitance(in micro farad),Resistance(in Kilo ohm) and Zener Voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH3/EX3.9/Result3_9.txt b/863/CH3/EX3.9/Result3_9.txt
new file mode 100644
index 000000000..56f8ac9dc
--- /dev/null
+++ b/863/CH3/EX3.9/Result3_9.txt
@@ -0,0 +1,8 @@
+Capacitance(in micro farad),Resistance(in Kilo ohm) and Zener Voltage(in volts)=
+
+ 1.
+
+ 100.
+
+ 8.3
+ \ No newline at end of file
diff --git a/863/CH4/EX4.1/Ex4_1.sce b/863/CH4/EX4.1/Ex4_1.sce
new file mode 100644
index 000000000..4e3d5b79b
--- /dev/null
+++ b/863/CH4/EX4.1/Ex4_1.sce
@@ -0,0 +1,15 @@
+//Caption:Determine (a)hfe (b)hfe for changed resistor
+//Ex4.1
+clc;
+clear;
+close;
+Ib=0.2//Base current(in mA)
+Vcc=10//Collector voltage(in volts)
+Rc1=1//Collector resistor(in kilo ohm)
+Rc2=220//Changed collector resistor(in ohm)
+Ic1=Vcc/Rc1
+h1=Ic1/Ib
+disp(h1,'(a)hfe=')
+Ic2=Vcc*1000/Rc2
+h2=Ic2/Ib
+disp(h2,'(b)hfe for changed resistor=') \ No newline at end of file
diff --git a/863/CH4/EX4.1/Ex4_1.txt b/863/CH4/EX4.1/Ex4_1.txt
new file mode 100644
index 000000000..4e3d5b79b
--- /dev/null
+++ b/863/CH4/EX4.1/Ex4_1.txt
@@ -0,0 +1,15 @@
+//Caption:Determine (a)hfe (b)hfe for changed resistor
+//Ex4.1
+clc;
+clear;
+close;
+Ib=0.2//Base current(in mA)
+Vcc=10//Collector voltage(in volts)
+Rc1=1//Collector resistor(in kilo ohm)
+Rc2=220//Changed collector resistor(in ohm)
+Ic1=Vcc/Rc1
+h1=Ic1/Ib
+disp(h1,'(a)hfe=')
+Ic2=Vcc*1000/Rc2
+h2=Ic2/Ib
+disp(h2,'(b)hfe for changed resistor=') \ No newline at end of file
diff --git a/863/CH4/EX4.1/Result4_1.txt b/863/CH4/EX4.1/Result4_1.txt
new file mode 100644
index 000000000..4f286c481
--- /dev/null
+++ b/863/CH4/EX4.1/Result4_1.txt
@@ -0,0 +1,8 @@
+(a)hfe=
+
+ 50.
+
+ (b)hfe for changed resistor=
+
+ 227.27273
+ \ No newline at end of file
diff --git a/863/CH4/EX4.10/Ex4_10.sce b/863/CH4/EX4.10/Ex4_10.sce
new file mode 100644
index 000000000..539cc9119
--- /dev/null
+++ b/863/CH4/EX4.10/Ex4_10.sce
@@ -0,0 +1,14 @@
+//Caption:Determine output voltage when (a)Device is cutoff (b)Device is switched on
+//Ex4.10
+clc;
+clear;
+close;
+Idf=0.25//Drain current at cutoff(in ns)
+rd=40//Drain resistance at switched on(in ohm)
+Vdd=15//Drain voltage(in volts)
+Rd=6.8//Drain resistance(in kilo ohm)
+Vo=Vdd-(Idf*Rd*10^(-6))
+disp(Vo,'Output voltage when device is cutoff(in volts)=')
+Id=Vdd/Rd
+Vo2=Id*rd
+disp(Vo2,'Output voltage when device is switched on(in milli volts)=') \ No newline at end of file
diff --git a/863/CH4/EX4.10/Ex4_10.txt b/863/CH4/EX4.10/Ex4_10.txt
new file mode 100644
index 000000000..539cc9119
--- /dev/null
+++ b/863/CH4/EX4.10/Ex4_10.txt
@@ -0,0 +1,14 @@
+//Caption:Determine output voltage when (a)Device is cutoff (b)Device is switched on
+//Ex4.10
+clc;
+clear;
+close;
+Idf=0.25//Drain current at cutoff(in ns)
+rd=40//Drain resistance at switched on(in ohm)
+Vdd=15//Drain voltage(in volts)
+Rd=6.8//Drain resistance(in kilo ohm)
+Vo=Vdd-(Idf*Rd*10^(-6))
+disp(Vo,'Output voltage when device is cutoff(in volts)=')
+Id=Vdd/Rd
+Vo2=Id*rd
+disp(Vo2,'Output voltage when device is switched on(in milli volts)=') \ No newline at end of file
diff --git a/863/CH4/EX4.10/Result4_10.txt b/863/CH4/EX4.10/Result4_10.txt
new file mode 100644
index 000000000..ffb951eb6
--- /dev/null
+++ b/863/CH4/EX4.10/Result4_10.txt
@@ -0,0 +1,8 @@
+Output voltage when device is cutoff(in volts)=
+
+ 14.999998
+
+ Output voltage when device is switched on(in milli volts)=
+
+ 88.235294
+ \ No newline at end of file
diff --git a/863/CH4/EX4.2/Ex4_2.sce b/863/CH4/EX4.2/Ex4_2.sce
new file mode 100644
index 000000000..3e56cb765
--- /dev/null
+++ b/863/CH4/EX4.2/Ex4_2.sce
@@ -0,0 +1,17 @@
+//Caption:Calculate the transistor power dissipation at (a)Cutoff (b)Saturation (c)When Vce is 2V
+//Ex4.2
+clc;
+clear;
+close;
+Vcc=10//Collector voltage(in volts)
+Ic=50//Collector current(in nA)
+Rc=1//Collector resistor(in kilo ohm)
+Vs=0.2//Voltage of collector emitter junction at saturation(in volts)
+Vce=2//Collector emitter voltage(in volts)
+P1=Ic*Vcc/1000
+disp(P1,'(a)Power dissipation at cutoff(in micro watt)=')
+P2=(Vcc/Rc)*Vs
+disp(P2,'(b)Power dissipation at saturation(in mW)=')
+I=(Vcc-Vce)/Rc
+P3=I*Vce
+disp(P3,'(c)Power dissipation at given Vce(in mW)=') \ No newline at end of file
diff --git a/863/CH4/EX4.2/Ex4_2.txt b/863/CH4/EX4.2/Ex4_2.txt
new file mode 100644
index 000000000..3e56cb765
--- /dev/null
+++ b/863/CH4/EX4.2/Ex4_2.txt
@@ -0,0 +1,17 @@
+//Caption:Calculate the transistor power dissipation at (a)Cutoff (b)Saturation (c)When Vce is 2V
+//Ex4.2
+clc;
+clear;
+close;
+Vcc=10//Collector voltage(in volts)
+Ic=50//Collector current(in nA)
+Rc=1//Collector resistor(in kilo ohm)
+Vs=0.2//Voltage of collector emitter junction at saturation(in volts)
+Vce=2//Collector emitter voltage(in volts)
+P1=Ic*Vcc/1000
+disp(P1,'(a)Power dissipation at cutoff(in micro watt)=')
+P2=(Vcc/Rc)*Vs
+disp(P2,'(b)Power dissipation at saturation(in mW)=')
+I=(Vcc-Vce)/Rc
+P3=I*Vce
+disp(P3,'(c)Power dissipation at given Vce(in mW)=') \ No newline at end of file
diff --git a/863/CH4/EX4.2/Result4_2.txt b/863/CH4/EX4.2/Result4_2.txt
new file mode 100644
index 000000000..a0121f30f
--- /dev/null
+++ b/863/CH4/EX4.2/Result4_2.txt
@@ -0,0 +1,12 @@
+ (a)Power dissipation at cutoff(in micro watt)=
+
+ 0.5
+
+ (b)Power dissipation at saturation(in mW)=
+
+ 2.
+
+ (c)Power dissipation at given Vce(in mW)=
+
+ 16.
+ \ No newline at end of file
diff --git a/863/CH4/EX4.3/Ex4_3.sce b/863/CH4/EX4.3/Ex4_3.sce
new file mode 100644
index 000000000..e6af0b9ff
--- /dev/null
+++ b/863/CH4/EX4.3/Ex4_3.sce
@@ -0,0 +1,18 @@
+//Caption:Calculate Vce (a)Before input pulse is applied (b)at end of delay time (c)at end of turn on time (d)Total time
+//Ex4.3
+clc;
+clear;
+close;
+Vcc=12//Collector voltage(in volts)
+Rc=3.3//Collector resistor(in Kilo ohm)
+pw=5//Pulse width of input voltage(in micro sec)
+Ix=50//Collector cutoff current(in nA)
+t=250//Switch off time(nA)
+Vce=Vcc-(Ix*Rc*10^(-6))
+disp(Vce,'(a)Collector emitter voltage before input pulse is applied(in volts)=')
+Vce2=Vcc-(0.1*Vcc)
+disp(Vce2,'(b)Collector emittter voltage at end of delay time(in volts)=')
+Vce3=Vcc-(0.9*Vcc)
+disp(Vce3,'(c)Collector emitter voltage at end of turn on time(in volts)=')
+T=(t*10^(-3))+pw
+disp(T,'(d)Total time from commencement of input to transistor switch off(in micro sec)=') \ No newline at end of file
diff --git a/863/CH4/EX4.3/Ex4_3.txt b/863/CH4/EX4.3/Ex4_3.txt
new file mode 100644
index 000000000..e6af0b9ff
--- /dev/null
+++ b/863/CH4/EX4.3/Ex4_3.txt
@@ -0,0 +1,18 @@
+//Caption:Calculate Vce (a)Before input pulse is applied (b)at end of delay time (c)at end of turn on time (d)Total time
+//Ex4.3
+clc;
+clear;
+close;
+Vcc=12//Collector voltage(in volts)
+Rc=3.3//Collector resistor(in Kilo ohm)
+pw=5//Pulse width of input voltage(in micro sec)
+Ix=50//Collector cutoff current(in nA)
+t=250//Switch off time(nA)
+Vce=Vcc-(Ix*Rc*10^(-6))
+disp(Vce,'(a)Collector emitter voltage before input pulse is applied(in volts)=')
+Vce2=Vcc-(0.1*Vcc)
+disp(Vce2,'(b)Collector emittter voltage at end of delay time(in volts)=')
+Vce3=Vcc-(0.9*Vcc)
+disp(Vce3,'(c)Collector emitter voltage at end of turn on time(in volts)=')
+T=(t*10^(-3))+pw
+disp(T,'(d)Total time from commencement of input to transistor switch off(in micro sec)=') \ No newline at end of file
diff --git a/863/CH4/EX4.3/Result4_3.txt b/863/CH4/EX4.3/Result4_3.txt
new file mode 100644
index 000000000..b102cfcd8
--- /dev/null
+++ b/863/CH4/EX4.3/Result4_3.txt
@@ -0,0 +1,16 @@
+(a)Collector emitter voltage before input pulse is applied(in volts)=
+
+ 11.999835
+
+ (b)Collector emittter voltage at end of delay time(in volts)=
+
+ 10.8
+
+ (c)Collector emitter voltage at end of turn on time(in volts)=
+
+ 1.2
+
+ (d)Total time from commencement of input to transistor switch off(in micro sec)=
+
+ 5.25
+ \ No newline at end of file
diff --git a/863/CH4/EX4.4/Ex4_4.sce b/863/CH4/EX4.4/Ex4_4.sce
new file mode 100644
index 000000000..4f24441f7
--- /dev/null
+++ b/863/CH4/EX4.4/Ex4_4.sce
@@ -0,0 +1,13 @@
+//Caption:Determine (a)Capacitance that can give max turn on time (b)Max frequency
+//Ex4.4
+clc;
+clear;
+close;
+Rs=600//Source resistor(in ohm)
+Rb=5.6//Base resistor(in kilo ohm)
+t=70//Turn on time(in ns)
+C=t*1000/(0.1*Rs)
+disp(C,'(a)Required capacitance(in pF)=')
+tre=2.3*Rb*C*10^(-3)
+f=1000/(2*tre)
+disp(f,'(b)Max Frequency(in Khz)=') \ No newline at end of file
diff --git a/863/CH4/EX4.4/Ex4_4.txt b/863/CH4/EX4.4/Ex4_4.txt
new file mode 100644
index 000000000..4f24441f7
--- /dev/null
+++ b/863/CH4/EX4.4/Ex4_4.txt
@@ -0,0 +1,13 @@
+//Caption:Determine (a)Capacitance that can give max turn on time (b)Max frequency
+//Ex4.4
+clc;
+clear;
+close;
+Rs=600//Source resistor(in ohm)
+Rb=5.6//Base resistor(in kilo ohm)
+t=70//Turn on time(in ns)
+C=t*1000/(0.1*Rs)
+disp(C,'(a)Required capacitance(in pF)=')
+tre=2.3*Rb*C*10^(-3)
+f=1000/(2*tre)
+disp(f,'(b)Max Frequency(in Khz)=') \ No newline at end of file
diff --git a/863/CH4/EX4.4/Result4_4.txt b/863/CH4/EX4.4/Result4_4.txt
new file mode 100644
index 000000000..f7d01d3af
--- /dev/null
+++ b/863/CH4/EX4.4/Result4_4.txt
@@ -0,0 +1,9 @@
+
+ (a)Required capacitance(in pF)=
+
+ 1166.6667
+
+ (b)Max Frequency(in Khz)=
+
+ 33.274179
+ \ No newline at end of file
diff --git a/863/CH4/EX4.5/Ex4_5.sce b/863/CH4/EX4.5/Ex4_5.sce
new file mode 100644
index 000000000..96dfa4dcf
--- /dev/null
+++ b/863/CH4/EX4.5/Ex4_5.sce
@@ -0,0 +1,15 @@
+//Caption:Calculate Rc and Rb
+//Ex4.5
+clc;
+clear;
+close;
+Vcc=12//Collector voltage(in volts)
+V=3//Input voltage(in volts)
+Ic=1//collector current(in mA)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+hfe=70
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(Vcc-Vce)/Ic
+Ib=Ic*1000/hfe
+Rb=(V-Vbe)*1000/Ib
+disp(Rb,Rc,'Rc and Rb(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH4/EX4.5/Ex4_5.txt b/863/CH4/EX4.5/Ex4_5.txt
new file mode 100644
index 000000000..96dfa4dcf
--- /dev/null
+++ b/863/CH4/EX4.5/Ex4_5.txt
@@ -0,0 +1,15 @@
+//Caption:Calculate Rc and Rb
+//Ex4.5
+clc;
+clear;
+close;
+Vcc=12//Collector voltage(in volts)
+V=3//Input voltage(in volts)
+Ic=1//collector current(in mA)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+hfe=70
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(Vcc-Vce)/Ic
+Ib=Ic*1000/hfe
+Rb=(V-Vbe)*1000/Ib
+disp(Rb,Rc,'Rc and Rb(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH4/EX4.5/Result4_5.txt b/863/CH4/EX4.5/Result4_5.txt
new file mode 100644
index 000000000..da547ed1a
--- /dev/null
+++ b/863/CH4/EX4.5/Result4_5.txt
@@ -0,0 +1,6 @@
+Rc and Rb(in kilo ohm)=
+
+ 11.8
+
+ 161.
+ \ No newline at end of file
diff --git a/863/CH4/EX4.6/Ex4_6.sce b/863/CH4/EX4.6/Ex4_6.sce
new file mode 100644
index 000000000..46a2f3a2d
--- /dev/null
+++ b/863/CH4/EX4.6/Ex4_6.sce
@@ -0,0 +1,10 @@
+//Caption:Determine maximum value of capacitor
+//Ex4.6
+clc;
+clear;
+close;
+f=45//Frequency(in khz)
+Rb=150//Base Resistor(in ohms)
+t=1000/(2*f)
+C=t*1000/(2.3*Rb)
+disp(C,'Maxixmumvalue of capacitor(in pF)=') \ No newline at end of file
diff --git a/863/CH4/EX4.6/Ex4_6.txt b/863/CH4/EX4.6/Ex4_6.txt
new file mode 100644
index 000000000..46a2f3a2d
--- /dev/null
+++ b/863/CH4/EX4.6/Ex4_6.txt
@@ -0,0 +1,10 @@
+//Caption:Determine maximum value of capacitor
+//Ex4.6
+clc;
+clear;
+close;
+f=45//Frequency(in khz)
+Rb=150//Base Resistor(in ohms)
+t=1000/(2*f)
+C=t*1000/(2.3*Rb)
+disp(C,'Maxixmumvalue of capacitor(in pF)=') \ No newline at end of file
diff --git a/863/CH4/EX4.6/Result4_6.txt b/863/CH4/EX4.6/Result4_6.txt
new file mode 100644
index 000000000..21475dd0b
--- /dev/null
+++ b/863/CH4/EX4.6/Result4_6.txt
@@ -0,0 +1,4 @@
+Maxixmumvalue of capacitor(in pF)=
+
+ 32.206119
+ \ No newline at end of file
diff --git a/863/CH4/EX4.7/Ex4_7.sce b/863/CH4/EX4.7/Ex4_7.sce
new file mode 100644
index 000000000..3de515299
--- /dev/null
+++ b/863/CH4/EX4.7/Ex4_7.sce
@@ -0,0 +1,20 @@
+//Caption:Design a transistor by determining Rc,Rb and amplitude of output waveform
+//Ex4.7
+clc;
+clear;
+close;
+E=10//Input voltage(in volts)
+Vcc=15//Collector voltage(in volts)
+R=100//Load resistance(in kilo ohm)
+Vce=0.2//Saturted collector emitter voltage(in volts)
+Vd=0.7//Diode forward voltage(in volts)
+hfe=35
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=R/10
+Ic=(Vcc-Vce-Vd)/Rc
+Ib=Ic/hfe
+Rb=(E-Vbe-Vd)/Ib
+Vmin=Vd+Vce
+Vmax=(Vcc*R)/(R+Rc)
+Vo=Vmax-Vmin
+disp(Vo,Rb,Rc,'Rc,Rb(in kilo ohm),and amplitude of output waveform(in volts)=') \ No newline at end of file
diff --git a/863/CH4/EX4.7/Ex4_7.txt b/863/CH4/EX4.7/Ex4_7.txt
new file mode 100644
index 000000000..3de515299
--- /dev/null
+++ b/863/CH4/EX4.7/Ex4_7.txt
@@ -0,0 +1,20 @@
+//Caption:Design a transistor by determining Rc,Rb and amplitude of output waveform
+//Ex4.7
+clc;
+clear;
+close;
+E=10//Input voltage(in volts)
+Vcc=15//Collector voltage(in volts)
+R=100//Load resistance(in kilo ohm)
+Vce=0.2//Saturted collector emitter voltage(in volts)
+Vd=0.7//Diode forward voltage(in volts)
+hfe=35
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=R/10
+Ic=(Vcc-Vce-Vd)/Rc
+Ib=Ic/hfe
+Rb=(E-Vbe-Vd)/Ib
+Vmin=Vd+Vce
+Vmax=(Vcc*R)/(R+Rc)
+Vo=Vmax-Vmin
+disp(Vo,Rb,Rc,'Rc,Rb(in kilo ohm),and amplitude of output waveform(in volts)=') \ No newline at end of file
diff --git a/863/CH4/EX4.7/Result4_7.txt b/863/CH4/EX4.7/Result4_7.txt
new file mode 100644
index 000000000..d383a9ea7
--- /dev/null
+++ b/863/CH4/EX4.7/Result4_7.txt
@@ -0,0 +1,8 @@
+Rc,Rb(in kilo ohm),and amplitude of output waveform(in volts)=
+
+ 10.
+
+ 213.47518
+
+ 12.736364
+ \ No newline at end of file
diff --git a/863/CH4/EX4.8/Ex4_8.sce b/863/CH4/EX4.8/Ex4_8.sce
new file mode 100644
index 000000000..a122d419a
--- /dev/null
+++ b/863/CH4/EX4.8/Ex4_8.sce
@@ -0,0 +1,19 @@
+//Caption:Calculate Rc,Rb,and Cc
+//Ex4.8
+clc;
+clear;
+close;
+Vcc=10//Collector voltage(in volts)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+Ic=10//Collector current(in mA)
+Vbe=0.7//Base emitter voltage(in volts)
+hfe=100
+Pw=1//Pulse width(in ms)
+Vi=4//Input voltage(in volts)
+Rc=(Vcc-Vce)*1000/Ic
+Ib=Ic*1000/hfe
+Rb=(Vcc-Vbe)*1000/Ib
+Vb=Vi-Vbe-0.5
+I=(Vcc+Vi)/Rb
+Cc=I*Pw/Vb
+disp(Cc,Rb,Rc,'Rc(in ohm),Rb(in kilo ohm),Cc(in micro farad)=') \ No newline at end of file
diff --git a/863/CH4/EX4.8/Ex4_8.txt b/863/CH4/EX4.8/Ex4_8.txt
new file mode 100644
index 000000000..a122d419a
--- /dev/null
+++ b/863/CH4/EX4.8/Ex4_8.txt
@@ -0,0 +1,19 @@
+//Caption:Calculate Rc,Rb,and Cc
+//Ex4.8
+clc;
+clear;
+close;
+Vcc=10//Collector voltage(in volts)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+Ic=10//Collector current(in mA)
+Vbe=0.7//Base emitter voltage(in volts)
+hfe=100
+Pw=1//Pulse width(in ms)
+Vi=4//Input voltage(in volts)
+Rc=(Vcc-Vce)*1000/Ic
+Ib=Ic*1000/hfe
+Rb=(Vcc-Vbe)*1000/Ib
+Vb=Vi-Vbe-0.5
+I=(Vcc+Vi)/Rb
+Cc=I*Pw/Vb
+disp(Cc,Rb,Rc,'Rc(in ohm),Rb(in kilo ohm),Cc(in micro farad)=') \ No newline at end of file
diff --git a/863/CH4/EX4.8/Result4_8.txt b/863/CH4/EX4.8/Result4_8.txt
new file mode 100644
index 000000000..ef046f89f
--- /dev/null
+++ b/863/CH4/EX4.8/Result4_8.txt
@@ -0,0 +1,8 @@
+ Rc(in ohm),Rb(in kilo ohm),Cc(in micro farad)=
+
+ 980.
+
+ 93.
+
+ 0.0537634
+ \ No newline at end of file
diff --git a/863/CH4/EX4.9/Ex4_9.sce b/863/CH4/EX4.9/Ex4_9.sce
new file mode 100644
index 000000000..4125b5f06
--- /dev/null
+++ b/863/CH4/EX4.9/Ex4_9.sce
@@ -0,0 +1,21 @@
+//Caption:Determine required capacitance
+//Ex4.9
+clc;
+clear;
+close;
+E=4//Input voltage(in volts)
+Pw=1//Pulse width(in ms)
+Rs=1//Source resistance(in kilo ohm)
+Vce=0.2//Saturated Collector emitter voltage(in volts)
+Rc=1//Collector resistance(in kilo ohm)
+Vcc=10//Collector voltage(in volts)
+hfe=100
+Vbe=0.7//Base emitter voltage(in volts)
+Rb=10//Base resistance(in kilo ohm)
+Ic=(Vcc-Vce)/Rc
+Ib=Ic*1000/hfe
+Irb=Vbe*1000/Rb
+ic=Ib+Irb
+I=(E-Vbe)/Rs
+C=Pw/(Rs*(log(I*1000/ic)))
+disp(C,'Required capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH4/EX4.9/Ex4_9.txt b/863/CH4/EX4.9/Ex4_9.txt
new file mode 100644
index 000000000..4125b5f06
--- /dev/null
+++ b/863/CH4/EX4.9/Ex4_9.txt
@@ -0,0 +1,21 @@
+//Caption:Determine required capacitance
+//Ex4.9
+clc;
+clear;
+close;
+E=4//Input voltage(in volts)
+Pw=1//Pulse width(in ms)
+Rs=1//Source resistance(in kilo ohm)
+Vce=0.2//Saturated Collector emitter voltage(in volts)
+Rc=1//Collector resistance(in kilo ohm)
+Vcc=10//Collector voltage(in volts)
+hfe=100
+Vbe=0.7//Base emitter voltage(in volts)
+Rb=10//Base resistance(in kilo ohm)
+Ic=(Vcc-Vce)/Rc
+Ib=Ic*1000/hfe
+Irb=Vbe*1000/Rb
+ic=Ib+Irb
+I=(E-Vbe)/Rs
+C=Pw/(Rs*(log(I*1000/ic)))
+disp(C,'Required capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH4/EX4.9/Result4_9.txt b/863/CH4/EX4.9/Result4_9.txt
new file mode 100644
index 000000000..e2b534d80
--- /dev/null
+++ b/863/CH4/EX4.9/Result4_9.txt
@@ -0,0 +1,4 @@
+Required capacitance(in micro farad)=
+
+ 0.3358281
+ \ No newline at end of file
diff --git a/863/CH5/EX5.1/Ex5_1.sce b/863/CH5/EX5.1/Ex5_1.sce
new file mode 100644
index 000000000..d5560b350
--- /dev/null
+++ b/863/CH5/EX5.1/Ex5_1.sce
@@ -0,0 +1,15 @@
+//Caption:Design a non inverting amplifier by determining Required resistances and output voltage
+//Ex5.1
+clc;
+clear;
+close;
+Av=28//Voltage gain
+E=50//Input voltage(in mV)
+Ib=500//Base current(in nA)
+i=100*Ib*0.001
+R3=E/i
+Vo=Av*E*0.001
+r=Vo*1000/i
+R2=r-R3
+R1=(R2*R3)/(R2+R3)
+disp(R1,R2,R3,Vo,'Output voltage(in volts),Required resistances R3,R2 and R1(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH5/EX5.1/Ex5_1.txt b/863/CH5/EX5.1/Ex5_1.txt
new file mode 100644
index 000000000..d5560b350
--- /dev/null
+++ b/863/CH5/EX5.1/Ex5_1.txt
@@ -0,0 +1,15 @@
+//Caption:Design a non inverting amplifier by determining Required resistances and output voltage
+//Ex5.1
+clc;
+clear;
+close;
+Av=28//Voltage gain
+E=50//Input voltage(in mV)
+Ib=500//Base current(in nA)
+i=100*Ib*0.001
+R3=E/i
+Vo=Av*E*0.001
+r=Vo*1000/i
+R2=r-R3
+R1=(R2*R3)/(R2+R3)
+disp(R1,R2,R3,Vo,'Output voltage(in volts),Required resistances R3,R2 and R1(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH5/EX5.1/Result5_1.txt b/863/CH5/EX5.1/Result5_1.txt
new file mode 100644
index 000000000..8637d0d78
--- /dev/null
+++ b/863/CH5/EX5.1/Result5_1.txt
@@ -0,0 +1,10 @@
+Output voltage(in volts),Required resistances R3,R2 and R1(in kilo ohm)=
+
+ 1.4
+
+ 1.
+
+ 27.
+
+ 0.9642857
+ \ No newline at end of file
diff --git a/863/CH5/EX5.3/Ex5_3.sce b/863/CH5/EX5.3/Ex5_3.sce
new file mode 100644
index 000000000..b11db44da
--- /dev/null
+++ b/863/CH5/EX5.3/Ex5_3.sce
@@ -0,0 +1,23 @@
+//Caption:Design an inverter by determining input resistance,current and capacitance
+//Ex5.3
+clc;
+clear;
+close;
+Vo=11//Output voltage(in volts)
+Vcc=12//Collector voltage(in volts)
+Vi=6//Input voltage(in volts)
+f=1//Frequency(in Khz)
+Vb=0.5//Base voltage(in volts)
+Vee=-12//Emitter voltage(in volts)
+Ib=500//Max base current(in nA)
+Vc=2//Collector voltage(in volts)
+Vr2=Vb-Vee
+I2=100*Ib*0.001
+R2=Vr2/I2
+i=Vr2/R2
+R1=(Vcc-Vb)/i
+Ri=(R1*R2)*1000/(R1+R2)
+Ii=Vi*1000/Ri
+pw=1000/(2*f)
+C=(Ii*pw)*10^(-6)/Vc
+disp(C,Ii,Ri,'Input resistance(in kilo ohm),Input current(in micro ampere) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH5/EX5.3/Ex5_3.txt b/863/CH5/EX5.3/Ex5_3.txt
new file mode 100644
index 000000000..b11db44da
--- /dev/null
+++ b/863/CH5/EX5.3/Ex5_3.txt
@@ -0,0 +1,23 @@
+//Caption:Design an inverter by determining input resistance,current and capacitance
+//Ex5.3
+clc;
+clear;
+close;
+Vo=11//Output voltage(in volts)
+Vcc=12//Collector voltage(in volts)
+Vi=6//Input voltage(in volts)
+f=1//Frequency(in Khz)
+Vb=0.5//Base voltage(in volts)
+Vee=-12//Emitter voltage(in volts)
+Ib=500//Max base current(in nA)
+Vc=2//Collector voltage(in volts)
+Vr2=Vb-Vee
+I2=100*Ib*0.001
+R2=Vr2/I2
+i=Vr2/R2
+R1=(Vcc-Vb)/i
+Ri=(R1*R2)*1000/(R1+R2)
+Ii=Vi*1000/Ri
+pw=1000/(2*f)
+C=(Ii*pw)*10^(-6)/Vc
+disp(C,Ii,Ri,'Input resistance(in kilo ohm),Input current(in micro ampere) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH5/EX5.3/Result5_3.txt b/863/CH5/EX5.3/Result5_3.txt
new file mode 100644
index 000000000..aa576fb6f
--- /dev/null
+++ b/863/CH5/EX5.3/Result5_3.txt
@@ -0,0 +1,8 @@
+Input resistance(in kilo ohm),Input current(in micro ampere) and Capacitance(in micro farad)=
+
+ 119.79167
+
+ 50.086957
+
+ 0.0125217
+ \ No newline at end of file
diff --git a/863/CH5/EX5.4/Ex5_4.sce b/863/CH5/EX5.4/Ex5_4.sce
new file mode 100644
index 000000000..412537512
--- /dev/null
+++ b/863/CH5/EX5.4/Ex5_4.sce
@@ -0,0 +1,14 @@
+//Caption:Design a differentiating circuit by determining required resistances and capacitance
+//Ex5.4
+clc;
+clear;
+close;
+Vo=5//Output voltage(in volts)
+Vi=1//Change in input voltage(in volts)
+t=100//Time period(in micro sec)
+I=1//Circuit current(in mA)
+R2=Vo/I
+R1=R2*1000/20
+R3=R2
+C=Vo*t/(R2*Vi*1000)
+disp(R3,R2,R1,C,'Required components for circuit are Capacitance(in micro farad),Resistances R1(in ohm),R2(in kilo ohm),R3(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH5/EX5.4/Ex5_4.txt b/863/CH5/EX5.4/Ex5_4.txt
new file mode 100644
index 000000000..412537512
--- /dev/null
+++ b/863/CH5/EX5.4/Ex5_4.txt
@@ -0,0 +1,14 @@
+//Caption:Design a differentiating circuit by determining required resistances and capacitance
+//Ex5.4
+clc;
+clear;
+close;
+Vo=5//Output voltage(in volts)
+Vi=1//Change in input voltage(in volts)
+t=100//Time period(in micro sec)
+I=1//Circuit current(in mA)
+R2=Vo/I
+R1=R2*1000/20
+R3=R2
+C=Vo*t/(R2*Vi*1000)
+disp(R3,R2,R1,C,'Required components for circuit are Capacitance(in micro farad),Resistances R1(in ohm),R2(in kilo ohm),R3(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH5/EX5.4/Result5_4.txt b/863/CH5/EX5.4/Result5_4.txt
new file mode 100644
index 000000000..1a2b643c8
--- /dev/null
+++ b/863/CH5/EX5.4/Result5_4.txt
@@ -0,0 +1,10 @@
+Required components for circuit are Capacitance(in micro farad),Resistances R1(in ohm),R2(in kilo ohm),R3(in kilo ohm)=
+
+ 0.1
+
+ 250.
+
+ 5.
+
+ 5.
+ \ No newline at end of file
diff --git a/863/CH5/EX5.5/Ex5_5.sce b/863/CH5/EX5.5/Ex5_5.sce
new file mode 100644
index 000000000..1454ccb2a
--- /dev/null
+++ b/863/CH5/EX5.5/Ex5_5.sce
@@ -0,0 +1,18 @@
+//Caption:Calculate lowest operating frequency for circuit
+//Ex5.5
+clc;
+clear;
+close;
+V=4//Peak to peak amplitude of output waveform(in volts)
+Vi=10//Input voltage(in volts)
+Vs=15//Supply voltage(in volts)
+Ib=500//Maximum Base current(in nA)
+f=250//Frequency of input waveform(in hz)
+I=1//Circuit current(in mA)
+R1=Vi/I
+R3=20*R1
+R2=(R3*R1)/(R1+R3)
+t=1000/(2*f)
+C=(I*t)/V
+F=20*1000/(2*%pi*C*R3)
+disp(F,'Required frequency(in hz)=') \ No newline at end of file
diff --git a/863/CH5/EX5.5/Ex5_5.txt b/863/CH5/EX5.5/Ex5_5.txt
new file mode 100644
index 000000000..1454ccb2a
--- /dev/null
+++ b/863/CH5/EX5.5/Ex5_5.txt
@@ -0,0 +1,18 @@
+//Caption:Calculate lowest operating frequency for circuit
+//Ex5.5
+clc;
+clear;
+close;
+V=4//Peak to peak amplitude of output waveform(in volts)
+Vi=10//Input voltage(in volts)
+Vs=15//Supply voltage(in volts)
+Ib=500//Maximum Base current(in nA)
+f=250//Frequency of input waveform(in hz)
+I=1//Circuit current(in mA)
+R1=Vi/I
+R3=20*R1
+R2=(R3*R1)/(R1+R3)
+t=1000/(2*f)
+C=(I*t)/V
+F=20*1000/(2*%pi*C*R3)
+disp(F,'Required frequency(in hz)=') \ No newline at end of file
diff --git a/863/CH5/EX5.5/Result5_5.txt b/863/CH5/EX5.5/Result5_5.txt
new file mode 100644
index 000000000..248d43ec4
--- /dev/null
+++ b/863/CH5/EX5.5/Result5_5.txt
@@ -0,0 +1,4 @@
+Required frequency(in hz)=
+
+ 31.830989
+ \ No newline at end of file
diff --git a/863/CH6/EX6.1/Ex6_1.sce b/863/CH6/EX6.1/Ex6_1.sce
new file mode 100644
index 000000000..617d04681
--- /dev/null
+++ b/863/CH6/EX6.1/Ex6_1.sce
@@ -0,0 +1,22 @@
+//Caption:Determine schmitt trigger circuit components for designing it
+//Ex6.1
+clc;
+clear;
+close;
+u=5//Upper trigger point voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+I=2//Collector current(in mA)
+hfe=100
+Vcc=12//Collector voltage(in volt)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+Ve=u-Vbe
+Re=Ve/I
+Rc=(Vcc-Ve-Vce)/I
+i=I/10
+R2=u/i
+Ib2=I/hfe
+I2=u/i
+It=Ib2+i
+r=(Vcc-u)/It
+R1=r-Rc
+disp(R1,R2,Rc,Re,'Circuit components Re,Rc,R2,R1(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.1/Ex6_1.txt b/863/CH6/EX6.1/Ex6_1.txt
new file mode 100644
index 000000000..617d04681
--- /dev/null
+++ b/863/CH6/EX6.1/Ex6_1.txt
@@ -0,0 +1,22 @@
+//Caption:Determine schmitt trigger circuit components for designing it
+//Ex6.1
+clc;
+clear;
+close;
+u=5//Upper trigger point voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+I=2//Collector current(in mA)
+hfe=100
+Vcc=12//Collector voltage(in volt)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+Ve=u-Vbe
+Re=Ve/I
+Rc=(Vcc-Ve-Vce)/I
+i=I/10
+R2=u/i
+Ib2=I/hfe
+I2=u/i
+It=Ib2+i
+r=(Vcc-u)/It
+R1=r-Rc
+disp(R1,R2,Rc,Re,'Circuit components Re,Rc,R2,R1(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.1/Result6_1.txt b/863/CH6/EX6.1/Result6_1.txt
new file mode 100644
index 000000000..1fd73a883
--- /dev/null
+++ b/863/CH6/EX6.1/Result6_1.txt
@@ -0,0 +1,10 @@
+ Circuit components Re,Rc,R2,R1(in kilo ohm)=
+
+ 2.15
+
+ 3.75
+
+ 25.
+
+ 28.068182
+ \ No newline at end of file
diff --git a/863/CH6/EX6.2/Ex6_2.sce b/863/CH6/EX6.2/Ex6_2.sce
new file mode 100644
index 000000000..bd32f25cc
--- /dev/null
+++ b/863/CH6/EX6.2/Ex6_2.sce
@@ -0,0 +1,26 @@
+//Caption:Find circuit components for designing a schmitt trigger circuit
+//Ex6.2
+clc;
+clear;
+close;
+u=5//Upper trigger point voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+I=2//Collector current(in mA)
+hfe=100
+Vcc=12//Collector voltage(in volt)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+l=3//Lower trigger point voltage(in volts)
+Ve=u-Vbe
+Re=Ve/I
+Rc=(Vcc-Ve-Vce)/I
+i=I/10
+R2=u/i
+Ib2=I/hfe
+I2=u/i
+It=Ib2+i
+r=(Vcc-u)/It
+I1=l/R2
+Ie=(l-Vbe)/Re
+Rc1=Vcc-(I1*(r+R2))/Ie
+R1=r-Rc1
+disp(R1,R2,Rc1,Re,'Circuit components are Re,Rc1,R2,R1(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.2/Ex6_2.txt b/863/CH6/EX6.2/Ex6_2.txt
new file mode 100644
index 000000000..bd32f25cc
--- /dev/null
+++ b/863/CH6/EX6.2/Ex6_2.txt
@@ -0,0 +1,26 @@
+//Caption:Find circuit components for designing a schmitt trigger circuit
+//Ex6.2
+clc;
+clear;
+close;
+u=5//Upper trigger point voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+I=2//Collector current(in mA)
+hfe=100
+Vcc=12//Collector voltage(in volt)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+l=3//Lower trigger point voltage(in volts)
+Ve=u-Vbe
+Re=Ve/I
+Rc=(Vcc-Ve-Vce)/I
+i=I/10
+R2=u/i
+Ib2=I/hfe
+I2=u/i
+It=Ib2+i
+r=(Vcc-u)/It
+I1=l/R2
+Ie=(l-Vbe)/Re
+Rc1=Vcc-(I1*(r+R2))/Ie
+R1=r-Rc1
+disp(R1,R2,Rc1,Re,'Circuit components are Re,Rc1,R2,R1(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.2/Result6_2.txt b/863/CH6/EX6.2/Result6_2.txt
new file mode 100644
index 000000000..81f41d00f
--- /dev/null
+++ b/863/CH6/EX6.2/Result6_2.txt
@@ -0,0 +1,10 @@
+Circuit components are Re,Rc1,R2,R1(in kilo ohm)=
+
+ 2.15
+
+ 5.6264822
+
+ 25.
+
+ 26.1917
+ \ No newline at end of file
diff --git a/863/CH6/EX6.3/Ex6_3.sce b/863/CH6/EX6.3/Ex6_3.sce
new file mode 100644
index 000000000..9b2c433b3
--- /dev/null
+++ b/863/CH6/EX6.3/Ex6_3.sce
@@ -0,0 +1,13 @@
+//Caption:Determine Largest speed up capacitance
+//Ex6.3
+clc;
+clear;
+close;
+f=1//Frequency(in Mhz)
+R1=22//Resistance(in kilo ohm)
+R2=22//Resistance(in kilo ohm)
+Rc1=4.7//Resistance(in kilo ohm)
+R=R1*(Rc1+R2)/(R1+Rc1+R2)
+t=1/f
+C=t*1000/(2.3*R)
+disp(C,'Required Capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH6/EX6.3/Ex6_3.txt b/863/CH6/EX6.3/Ex6_3.txt
new file mode 100644
index 000000000..9b2c433b3
--- /dev/null
+++ b/863/CH6/EX6.3/Ex6_3.txt
@@ -0,0 +1,13 @@
+//Caption:Determine Largest speed up capacitance
+//Ex6.3
+clc;
+clear;
+close;
+f=1//Frequency(in Mhz)
+R1=22//Resistance(in kilo ohm)
+R2=22//Resistance(in kilo ohm)
+Rc1=4.7//Resistance(in kilo ohm)
+R=R1*(Rc1+R2)/(R1+Rc1+R2)
+t=1/f
+C=t*1000/(2.3*R)
+disp(C,'Required Capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH6/EX6.3/Result6_3.txt b/863/CH6/EX6.3/Result6_3.txt
new file mode 100644
index 000000000..affdd976c
--- /dev/null
+++ b/863/CH6/EX6.3/Result6_3.txt
@@ -0,0 +1,4 @@
+Required Capacitance(in pF)=
+
+ 36.046839
+ \ No newline at end of file
diff --git a/863/CH6/EX6.4/Ex6_4.sce b/863/CH6/EX6.4/Ex6_4.sce
new file mode 100644
index 000000000..a71f84331
--- /dev/null
+++ b/863/CH6/EX6.4/Ex6_4.sce
@@ -0,0 +1,17 @@
+//Caption:Calculate R1,R2 and Actual UTP and LTP
+//Ex6.4
+clc;
+clear;
+close;
+u=3//Upper trigger voltage(in volts)
+Ib=500//Max base current(in nA)
+Vcc=15//Collector voltage(in volts)
+i=Ib*0.1
+R2=u*1000/i
+I=u/R2
+Vo=Vcc-1
+Vr1=Vo-u
+R1=Vr1/I
+utp=Vo*R2/(R1+R2)
+ltp=-utp
+disp(ltp,utp,R2,R1,'Circuit components R1,R2(in kilo ohm) and actual UTP and LTP(in volts)=') \ No newline at end of file
diff --git a/863/CH6/EX6.4/Ex6_4.txt b/863/CH6/EX6.4/Ex6_4.txt
new file mode 100644
index 000000000..a71f84331
--- /dev/null
+++ b/863/CH6/EX6.4/Ex6_4.txt
@@ -0,0 +1,17 @@
+//Caption:Calculate R1,R2 and Actual UTP and LTP
+//Ex6.4
+clc;
+clear;
+close;
+u=3//Upper trigger voltage(in volts)
+Ib=500//Max base current(in nA)
+Vcc=15//Collector voltage(in volts)
+i=Ib*0.1
+R2=u*1000/i
+I=u/R2
+Vo=Vcc-1
+Vr1=Vo-u
+R1=Vr1/I
+utp=Vo*R2/(R1+R2)
+ltp=-utp
+disp(ltp,utp,R2,R1,'Circuit components R1,R2(in kilo ohm) and actual UTP and LTP(in volts)=') \ No newline at end of file
diff --git a/863/CH6/EX6.4/Result6_4.txt b/863/CH6/EX6.4/Result6_4.txt
new file mode 100644
index 000000000..437d10be3
--- /dev/null
+++ b/863/CH6/EX6.4/Result6_4.txt
@@ -0,0 +1,10 @@
+Circuit components R1,R2(in kilo ohm) and actual UTP and LTP(in volts)=
+
+ 220.
+
+ 60.
+
+ 3.
+
+ - 3.
+ \ No newline at end of file
diff --git a/863/CH6/EX6.5/Ex6_5.sce b/863/CH6/EX6.5/Ex6_5.sce
new file mode 100644
index 000000000..bcf401517
--- /dev/null
+++ b/863/CH6/EX6.5/Ex6_5.sce
@@ -0,0 +1,27 @@
+//Caption:Design Schmitt circuit components R1,R2,R3,R4 and R5
+//Ex6.5
+clc;
+clear;
+close;
+u=3//Upper trigger voltage(in volts)
+Ib=500//Max base current(in nA)
+Vf=0.7//Forward diode voltage(in volts)
+Vk1=-2//Voltage(in volts)
+Vcc=15//Collector voltage(in volts)
+Vk2=-Vk1
+i=Ib*0.1
+R2=u*1000/i
+I=u/R2
+Vo=Vcc-1
+Vr1=Vo-u
+R1=Vr1/I
+I4=100*i
+Va1=Vk1+Vf
+Vee=-Vcc
+V4=Va1-Vee
+R4=V4*1000/I4
+Va2=Vk2+Vf
+V5=Va2-Va1
+R5=V5*1000/I4
+R3=(Vcc-Va2)*1000/I4
+disp(R5,R4,R3,R2,R1,'R1,R2,R3,R4,R5(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.5/Ex6_5.txt b/863/CH6/EX6.5/Ex6_5.txt
new file mode 100644
index 000000000..bcf401517
--- /dev/null
+++ b/863/CH6/EX6.5/Ex6_5.txt
@@ -0,0 +1,27 @@
+//Caption:Design Schmitt circuit components R1,R2,R3,R4 and R5
+//Ex6.5
+clc;
+clear;
+close;
+u=3//Upper trigger voltage(in volts)
+Ib=500//Max base current(in nA)
+Vf=0.7//Forward diode voltage(in volts)
+Vk1=-2//Voltage(in volts)
+Vcc=15//Collector voltage(in volts)
+Vk2=-Vk1
+i=Ib*0.1
+R2=u*1000/i
+I=u/R2
+Vo=Vcc-1
+Vr1=Vo-u
+R1=Vr1/I
+I4=100*i
+Va1=Vk1+Vf
+Vee=-Vcc
+V4=Va1-Vee
+R4=V4*1000/I4
+Va2=Vk2+Vf
+V5=Va2-Va1
+R5=V5*1000/I4
+R3=(Vcc-Va2)*1000/I4
+disp(R5,R4,R3,R2,R1,'R1,R2,R3,R4,R5(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.5/Result6_5.txt b/863/CH6/EX6.5/Result6_5.txt
new file mode 100644
index 000000000..d3e035481
--- /dev/null
+++ b/863/CH6/EX6.5/Result6_5.txt
@@ -0,0 +1,12 @@
+R1,R2,R3,R4,R5(in kilo ohm)=
+
+ 220.
+
+ 60.
+
+ 2.46
+
+ 2.74
+
+ 0.8
+ \ No newline at end of file
diff --git a/863/CH6/EX6.6/Ex6_6.sce b/863/CH6/EX6.6/Ex6_6.sce
new file mode 100644
index 000000000..e3afaca29
--- /dev/null
+++ b/863/CH6/EX6.6/Ex6_6.sce
@@ -0,0 +1,14 @@
+//Caption:Design a non inverting schmitt trigger circuit
+//Ex6.6
+clc;
+clear;
+close;
+Vcc=15//Collector voltage(in volts)
+u=2//Upper trigger point(in volts)
+Ib=500//Base current(in nA)
+I2=Ib*0.1
+Vo=Vcc-1
+R2=Vo*1000/I2
+i=Vo*1000/R2
+R1=u*1000/i
+disp(R2,R1,'Circuit components R1 and R2(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.6/Ex6_6.txt b/863/CH6/EX6.6/Ex6_6.txt
new file mode 100644
index 000000000..e3afaca29
--- /dev/null
+++ b/863/CH6/EX6.6/Ex6_6.txt
@@ -0,0 +1,14 @@
+//Caption:Design a non inverting schmitt trigger circuit
+//Ex6.6
+clc;
+clear;
+close;
+Vcc=15//Collector voltage(in volts)
+u=2//Upper trigger point(in volts)
+Ib=500//Base current(in nA)
+I2=Ib*0.1
+Vo=Vcc-1
+R2=Vo*1000/I2
+i=Vo*1000/R2
+R1=u*1000/i
+disp(R2,R1,'Circuit components R1 and R2(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH6/EX6.6/Result6_6.txt b/863/CH6/EX6.6/Result6_6.txt
new file mode 100644
index 000000000..a79bd6a24
--- /dev/null
+++ b/863/CH6/EX6.6/Result6_6.txt
@@ -0,0 +1,6 @@
+ Circuit components R1 and R2(in kilo ohm)=
+
+ 40.
+
+ 280.
+ \ No newline at end of file
diff --git a/863/CH7/EX7.1/Ex7_1.sce b/863/CH7/EX7.1/Ex7_1.sce
new file mode 100644
index 000000000..f94d474e0
--- /dev/null
+++ b/863/CH7/EX7.1/Ex7_1.sce
@@ -0,0 +1,25 @@
+//Caption:Design a collector coupled monostable multivibrator by determining rc,rb,r2,r1 and vb1
+//Ex7.1
+clc;
+clear;
+close;
+vs=9//Supply voltage(in volts)
+Ic=2//Collector current(in mA)
+hfe=50
+vd=0.7//Diode forward voltage(in volts)
+vce=0.2//Saturated collector emitter voltage(in volts)
+Vbb=-9//Base voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(vs-vd-vce)/Ic
+Ib2=Ic*1000/hfe
+Rb=(vs-Vbe-vd)*1000/Ib2
+I2=Ic*1000/10
+Vr2=Vbe-Vbb
+R2=Vr2*1000/I2
+i=Ib2+I2
+r=(vs-Vbe)*1000/i
+R1=r-Rc
+Vc2=vd+vce
+Vr1=R1*(vs-Vbb)/(R1+R2)
+Vb1=Vc2-Vr1
+disp(Vb1,R1,R2,Rb,Rc,'Required components for circuit design are Rc,Rb,R2,R1(in kilo ohm) and Vb1(in volts)=') \ No newline at end of file
diff --git a/863/CH7/EX7.1/Ex7_1.txt b/863/CH7/EX7.1/Ex7_1.txt
new file mode 100644
index 000000000..f94d474e0
--- /dev/null
+++ b/863/CH7/EX7.1/Ex7_1.txt
@@ -0,0 +1,25 @@
+//Caption:Design a collector coupled monostable multivibrator by determining rc,rb,r2,r1 and vb1
+//Ex7.1
+clc;
+clear;
+close;
+vs=9//Supply voltage(in volts)
+Ic=2//Collector current(in mA)
+hfe=50
+vd=0.7//Diode forward voltage(in volts)
+vce=0.2//Saturated collector emitter voltage(in volts)
+Vbb=-9//Base voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+Rc=(vs-vd-vce)/Ic
+Ib2=Ic*1000/hfe
+Rb=(vs-Vbe-vd)*1000/Ib2
+I2=Ic*1000/10
+Vr2=Vbe-Vbb
+R2=Vr2*1000/I2
+i=Ib2+I2
+r=(vs-Vbe)*1000/i
+R1=r-Rc
+Vc2=vd+vce
+Vr1=R1*(vs-Vbb)/(R1+R2)
+Vb1=Vc2-Vr1
+disp(Vb1,R1,R2,Rb,Rc,'Required components for circuit design are Rc,Rb,R2,R1(in kilo ohm) and Vb1(in volts)=') \ No newline at end of file
diff --git a/863/CH7/EX7.1/Result7_1.txt b/863/CH7/EX7.1/Result7_1.txt
new file mode 100644
index 000000000..9bb497a22
--- /dev/null
+++ b/863/CH7/EX7.1/Result7_1.txt
@@ -0,0 +1,12 @@
+Required components for circuit design are Rc,Rb,R2,R1(in kilo ohm) and Vb1(in volts)=
+
+ 4.05
+
+ 190.
+
+ 48.5
+
+ 30.533333
+
+ - 6.0540278
+ \ No newline at end of file
diff --git a/863/CH7/EX7.2/Ex7_2.sce b/863/CH7/EX7.2/Ex7_2.sce
new file mode 100644
index 000000000..b933534c5
--- /dev/null
+++ b/863/CH7/EX7.2/Ex7_2.sce
@@ -0,0 +1,13 @@
+//Caption:Find capacitance
+//Ex7.2
+clc;
+clear;
+close;
+t=250//Pulse width(in micro sec)
+E=9//Input voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+Vd=0.7//Diode forward voltage(in volts)
+Rb=180//Base resistor(in kilo ohm)
+Eo=-(E-Vbe-Vd)
+C=t*1000/(Rb*log((E-Eo)/E))
+disp(C,'Required capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH7/EX7.2/Ex7_2.txt b/863/CH7/EX7.2/Ex7_2.txt
new file mode 100644
index 000000000..b933534c5
--- /dev/null
+++ b/863/CH7/EX7.2/Ex7_2.txt
@@ -0,0 +1,13 @@
+//Caption:Find capacitance
+//Ex7.2
+clc;
+clear;
+close;
+t=250//Pulse width(in micro sec)
+E=9//Input voltage(in volts)
+Vbe=0.7//Base emitter voltage(in volts)
+Vd=0.7//Diode forward voltage(in volts)
+Rb=180//Base resistor(in kilo ohm)
+Eo=-(E-Vbe-Vd)
+C=t*1000/(Rb*log((E-Eo)/E))
+disp(C,'Required capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH7/EX7.2/Result7_2.txt b/863/CH7/EX7.2/Result7_2.txt
new file mode 100644
index 000000000..f93ae2d63
--- /dev/null
+++ b/863/CH7/EX7.2/Result7_2.txt
@@ -0,0 +1,4 @@
+ Required capacitance(in pF)=
+
+ 2268.766
+ \ No newline at end of file
diff --git a/863/CH7/EX7.3/Ex7_3.sce b/863/CH7/EX7.3/Ex7_3.sce
new file mode 100644
index 000000000..9fcc662f0
--- /dev/null
+++ b/863/CH7/EX7.3/Ex7_3.sce
@@ -0,0 +1,22 @@
+//Caption:Design a monostable multivibrator using op amp 741
+//Ex7.3
+clc;
+clear;
+close;
+Vcc=15//Collector voltage(in volts)
+Vt=1.5//Trigger voltage(in volts)
+t=200//Output pulse width(in micro sec)
+Ib=500//Base current(in nA)
+Vr2=1//R2 Resistor voltage(in volts)
+I2=0.1*Ib
+R2=Vr2*1000/I2
+i2=Vr2*1000/R2
+Vr1=Vcc-Vr2
+R1=Vr1*1000/i2
+R3=(R1*R2)/(R1+R2)
+E=Vr2-(Vcc-1)
+ec=Vcc-1
+Ec=Vr2+(Vcc-1)
+Rc=R1*R2/(R1+R2)
+C=t*1000/(Rc*log((Vcc-E)/(Vcc-ec)))
+disp(C,R3,R2,R1,'Circuit components are resistances R1,R2,R3(in kilo ohm) and Capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH7/EX7.3/Ex7_3.txt b/863/CH7/EX7.3/Ex7_3.txt
new file mode 100644
index 000000000..9fcc662f0
--- /dev/null
+++ b/863/CH7/EX7.3/Ex7_3.txt
@@ -0,0 +1,22 @@
+//Caption:Design a monostable multivibrator using op amp 741
+//Ex7.3
+clc;
+clear;
+close;
+Vcc=15//Collector voltage(in volts)
+Vt=1.5//Trigger voltage(in volts)
+t=200//Output pulse width(in micro sec)
+Ib=500//Base current(in nA)
+Vr2=1//R2 Resistor voltage(in volts)
+I2=0.1*Ib
+R2=Vr2*1000/I2
+i2=Vr2*1000/R2
+Vr1=Vcc-Vr2
+R1=Vr1*1000/i2
+R3=(R1*R2)/(R1+R2)
+E=Vr2-(Vcc-1)
+ec=Vcc-1
+Ec=Vr2+(Vcc-1)
+Rc=R1*R2/(R1+R2)
+C=t*1000/(Rc*log((Vcc-E)/(Vcc-ec)))
+disp(C,R3,R2,R1,'Circuit components are resistances R1,R2,R3(in kilo ohm) and Capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH7/EX7.3/Result7_3.txt b/863/CH7/EX7.3/Result7_3.txt
new file mode 100644
index 000000000..53b042536
--- /dev/null
+++ b/863/CH7/EX7.3/Result7_3.txt
@@ -0,0 +1,10 @@
+Circuit components are resistances R1,R2,R3(in kilo ohm) and Capacitance(in pF)=
+
+ 280.
+
+ 20.
+
+ 18.666667
+
+ 3215.3746
+ \ No newline at end of file
diff --git a/863/CH7/EX7.4/Ex7_4.sce b/863/CH7/EX7.4/Ex7_4.sce
new file mode 100644
index 000000000..26119b24f
--- /dev/null
+++ b/863/CH7/EX7.4/Ex7_4.sce
@@ -0,0 +1,17 @@
+//Caption:Design a astable multivibrator
+//Ex7.4
+clc;
+clear;
+close;
+f=1//Frequency of output waveform(in Khz)
+Vs=5//Supply voltage(in volts)
+Il=20//Output load current(in micro Ampere)
+hfe=70
+Vbe=0.7//Base emitter voltage(in volts)
+Ic=Il*100/1000
+Rc=Vs/Ic
+Ib=Ic/hfe
+Rb=(Vs-Vbe)/Ib
+pw=1/(2*f)
+C=pw*10^(6)/(0.69*Rb)
+disp(C,Rb,Rc,'Components required to design a astable multivibrator are resistances Rb,Rc(in kilo ohm) and Capacitance(in pf)=') \ No newline at end of file
diff --git a/863/CH7/EX7.4/Ex7_4.txt b/863/CH7/EX7.4/Ex7_4.txt
new file mode 100644
index 000000000..26119b24f
--- /dev/null
+++ b/863/CH7/EX7.4/Ex7_4.txt
@@ -0,0 +1,17 @@
+//Caption:Design a astable multivibrator
+//Ex7.4
+clc;
+clear;
+close;
+f=1//Frequency of output waveform(in Khz)
+Vs=5//Supply voltage(in volts)
+Il=20//Output load current(in micro Ampere)
+hfe=70
+Vbe=0.7//Base emitter voltage(in volts)
+Ic=Il*100/1000
+Rc=Vs/Ic
+Ib=Ic/hfe
+Rb=(Vs-Vbe)/Ib
+pw=1/(2*f)
+C=pw*10^(6)/(0.69*Rb)
+disp(C,Rb,Rc,'Components required to design a astable multivibrator are resistances Rb,Rc(in kilo ohm) and Capacitance(in pf)=') \ No newline at end of file
diff --git a/863/CH7/EX7.4/Result7_4.txt b/863/CH7/EX7.4/Result7_4.txt
new file mode 100644
index 000000000..a0fe40407
--- /dev/null
+++ b/863/CH7/EX7.4/Result7_4.txt
@@ -0,0 +1,8 @@
+Components required to design a astable multivibrator are resistances Rb,Rc(in kilo ohm) and Capacitance(in pf)=
+
+ 2.5
+
+ 150.5
+
+ 4814.8683
+ \ No newline at end of file
diff --git a/863/CH7/EX7.5/Ex7_5.sce b/863/CH7/EX7.5/Ex7_5.sce
new file mode 100644
index 000000000..328d7c219
--- /dev/null
+++ b/863/CH7/EX7.5/Ex7_5.sce
@@ -0,0 +1,24 @@
+//Caption:Design a astable multivibrator using 741 op amp
+//Ex7.5
+clc;
+clear;
+close;
+f=300//Output frequency(in hertz)
+Vo=11//Output Amplitude(in volts)
+utp=0.5//Upper trigger voltage(in volts)
+Vr3=0.5//Votage across R3 resistor(in volts)
+Ib=500//Base current(in nA)
+Vcc=Vo+1
+I2=100*Ib/1000
+R3=Vr3*1000/I2
+Vr2=Vo-Vr3
+R2=Vr2*1000/I2
+Ir1=100*Ib/1000
+Vr1=Vo-Vr3
+R1=Vr1*1000/Ir1
+t=1000/f
+tc1=0.5*t
+ltp=-utp
+v=utp-ltp
+C=Ir1*tc1*10^(-3)/v
+disp(C,R3,R2,R1,'Circuit components for designing astable multivibrator are R1,R2,R3(in kilo ohm) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH7/EX7.5/Ex7_5.txt b/863/CH7/EX7.5/Ex7_5.txt
new file mode 100644
index 000000000..328d7c219
--- /dev/null
+++ b/863/CH7/EX7.5/Ex7_5.txt
@@ -0,0 +1,24 @@
+//Caption:Design a astable multivibrator using 741 op amp
+//Ex7.5
+clc;
+clear;
+close;
+f=300//Output frequency(in hertz)
+Vo=11//Output Amplitude(in volts)
+utp=0.5//Upper trigger voltage(in volts)
+Vr3=0.5//Votage across R3 resistor(in volts)
+Ib=500//Base current(in nA)
+Vcc=Vo+1
+I2=100*Ib/1000
+R3=Vr3*1000/I2
+Vr2=Vo-Vr3
+R2=Vr2*1000/I2
+Ir1=100*Ib/1000
+Vr1=Vo-Vr3
+R1=Vr1*1000/Ir1
+t=1000/f
+tc1=0.5*t
+ltp=-utp
+v=utp-ltp
+C=Ir1*tc1*10^(-3)/v
+disp(C,R3,R2,R1,'Circuit components for designing astable multivibrator are R1,R2,R3(in kilo ohm) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH7/EX7.5/Result7_5.txt b/863/CH7/EX7.5/Result7_5.txt
new file mode 100644
index 000000000..104163519
--- /dev/null
+++ b/863/CH7/EX7.5/Result7_5.txt
@@ -0,0 +1,10 @@
+Circuit components for designing astable multivibrator are R1,R2,R3(in kilo ohm) and Capacitance(in micro farad)=
+
+ 210.
+
+ 210.
+
+ 10.
+
+ 0.0833333
+ \ No newline at end of file
diff --git a/863/CH7/EX7.6/Ex7_6.sce b/863/CH7/EX7.6/Ex7_6.sce
new file mode 100644
index 000000000..2a960fa55
--- /dev/null
+++ b/863/CH7/EX7.6/Ex7_6.sce
@@ -0,0 +1,21 @@
+//Caption:Design a astable multivibrator using 311 comparator
+//Ex7.6
+clc;
+clear;
+close;
+V=12//Supply voltage(in volts)
+f=3//Frequency(in Khz)
+Ib=250//Base current(in nA)
+R2=1//Selected resistor(in kilo ohm)
+I4=100*Ib/1000
+Vr4=V/3
+R4=Vr4*1000/I4
+R3=R4
+R5=R4
+Ir2=V/R2
+Ir1=100*Ib/1000
+Vr1=Vr4
+R1=Vr1*1000/Ir1
+t=1000/(2*f)
+C=t*1000/(R1*(log (2)))
+disp(C,R5,R4,R3,R2,R1,'Circuit components required to design the circuit are R1,R2,R3,R4,R5(in kilo ohm) and Capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH7/EX7.6/Ex7_6.txt b/863/CH7/EX7.6/Ex7_6.txt
new file mode 100644
index 000000000..2a960fa55
--- /dev/null
+++ b/863/CH7/EX7.6/Ex7_6.txt
@@ -0,0 +1,21 @@
+//Caption:Design a astable multivibrator using 311 comparator
+//Ex7.6
+clc;
+clear;
+close;
+V=12//Supply voltage(in volts)
+f=3//Frequency(in Khz)
+Ib=250//Base current(in nA)
+R2=1//Selected resistor(in kilo ohm)
+I4=100*Ib/1000
+Vr4=V/3
+R4=Vr4*1000/I4
+R3=R4
+R5=R4
+Ir2=V/R2
+Ir1=100*Ib/1000
+Vr1=Vr4
+R1=Vr1*1000/Ir1
+t=1000/(2*f)
+C=t*1000/(R1*(log (2)))
+disp(C,R5,R4,R3,R2,R1,'Circuit components required to design the circuit are R1,R2,R3,R4,R5(in kilo ohm) and Capacitance(in pF)=') \ No newline at end of file
diff --git a/863/CH7/EX7.6/Result7_6.txt b/863/CH7/EX7.6/Result7_6.txt
new file mode 100644
index 000000000..2cb4f1900
--- /dev/null
+++ b/863/CH7/EX7.6/Result7_6.txt
@@ -0,0 +1,14 @@
+Circuit components required to design the circuit are R1,R2,R3,R4,R5(in kilo ohm) and Capacitance(in pF)=
+
+ 160.
+
+ 1.
+
+ 160.
+
+ 160.
+
+ 160.
+
+ 1502.8073
+ \ No newline at end of file
diff --git a/863/CH8/EX8.1/Ex8_1.sce b/863/CH8/EX8.1/Ex8_1.sce
new file mode 100644
index 000000000..43bf65488
--- /dev/null
+++ b/863/CH8/EX8.1/Ex8_1.sce
@@ -0,0 +1,12 @@
+//Caption:Design a 555 monostable circuit
+//Ex8.1
+clc;
+clear;
+close;
+t=1//Pulse width(in ms)
+Vcc=15//Supply voltage(in volts)
+Ith=0.25//Threshold current(in micro Ampere)
+Ic=100*Ith
+R=Vcc*1000/(3*Ic)
+C=t*10^6/(1.1*R)
+disp(C,R,'Components required for designing 555 monostable circuit are R(in kilo ohm) and C(in pF)=') \ No newline at end of file
diff --git a/863/CH8/EX8.1/Ex8_1.txt b/863/CH8/EX8.1/Ex8_1.txt
new file mode 100644
index 000000000..43bf65488
--- /dev/null
+++ b/863/CH8/EX8.1/Ex8_1.txt
@@ -0,0 +1,12 @@
+//Caption:Design a 555 monostable circuit
+//Ex8.1
+clc;
+clear;
+close;
+t=1//Pulse width(in ms)
+Vcc=15//Supply voltage(in volts)
+Ith=0.25//Threshold current(in micro Ampere)
+Ic=100*Ith
+R=Vcc*1000/(3*Ic)
+C=t*10^6/(1.1*R)
+disp(C,R,'Components required for designing 555 monostable circuit are R(in kilo ohm) and C(in pF)=') \ No newline at end of file
diff --git a/863/CH8/EX8.1/Result8_1.txt b/863/CH8/EX8.1/Result8_1.txt
new file mode 100644
index 000000000..2b065bd9a
--- /dev/null
+++ b/863/CH8/EX8.1/Result8_1.txt
@@ -0,0 +1,6 @@
+Components required for designing 555 monostable circuit are R(in kilo ohm) and C(in pF)=
+
+ 200.
+
+ 4545.4545
+ \ No newline at end of file
diff --git a/863/CH8/EX8.2/Ex8_2.sce b/863/CH8/EX8.2/Ex8_2.sce
new file mode 100644
index 000000000..8fde7b659
--- /dev/null
+++ b/863/CH8/EX8.2/Ex8_2.sce
@@ -0,0 +1,17 @@
+//Caption:Design a 555 astable multivibrator
+//Ex8.2
+clc;
+clear;
+close;
+p=2//Pulse repetition frequency(in Khz)
+d=0.66//Duty cycle
+Ic=1//Minimum collector voltage selected(in mA)
+Vcc=18//Supply voltage(in volts)
+t=1000/p
+t1=d*t
+t2=t-t1
+R=Vcc/(3*Ic)
+C=t1*0.001/(0.693*R)
+Rb=t2*0.001/(0.693*C)
+Ra=R-Rb
+disp(C,Rb,Ra,'Components required to design the circuit are resistors Ra,Rb(in kilo ohm) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH8/EX8.2/Ex8_2.txt b/863/CH8/EX8.2/Ex8_2.txt
new file mode 100644
index 000000000..7005b1b04
--- /dev/null
+++ b/863/CH8/EX8.2/Ex8_2.txt
@@ -0,0 +1,17 @@
+///Caption:Design a 555 astable multivibrator
+//Ex8.2
+clc;
+clear;
+close;
+p=2//Pulse repetition frequency(in Khz)
+d=0.66//Duty cycle
+Ic=1//Minimum collector voltage selected(in mA)
+Vcc=18//Supply voltage(in volts)
+t=1000/p
+t1=d*t
+t2=t-t1
+R=Vcc/(3*Ic)
+C=t1*0.001/(0.693*R)
+Rb=t2*0.001/(0.693*C)
+Ra=R-Rb
+disp(C,Rb,Ra,'Components required to design the circuit are resistors Ra,Rb(in kilo ohm) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH8/EX8.2/Result8_2.txt b/863/CH8/EX8.2/Result8_2.txt
new file mode 100644
index 000000000..eca6e2005
--- /dev/null
+++ b/863/CH8/EX8.2/Result8_2.txt
@@ -0,0 +1,8 @@
+ Components required to design the circuit are resistors Ra,Rb(in kilo ohm) and Capacitance(in micro farad)=
+
+ 2.9090909
+
+ 3.0909091
+
+ 0.0793651
+ \ No newline at end of file
diff --git a/863/CH8/EX8.3/Ex8_3.sce b/863/CH8/EX8.3/Ex8_3.sce
new file mode 100644
index 000000000..6a61df931
--- /dev/null
+++ b/863/CH8/EX8.3/Ex8_3.sce
@@ -0,0 +1,14 @@
+//Caption:Determine actual PRF and duty cycle
+//Ex8.3
+clc;
+clear;
+close;
+C=0.082//Capacitance(in micro farad)
+Ra=3.3//Resistance(in kilo ohm)
+Rb=2.7//Resistance(in kilo ohm)
+t1=0.693*C*(Ra+Rb)*1000
+t2=0.693*C*Rb*1000
+T=t1+t2
+P=1000/T
+d=t1*100/T
+disp(P,d,'Duty cycle(in %) and PRF(in Khz)=') \ No newline at end of file
diff --git a/863/CH8/EX8.3/Ex8_3.txt b/863/CH8/EX8.3/Ex8_3.txt
new file mode 100644
index 000000000..6a61df931
--- /dev/null
+++ b/863/CH8/EX8.3/Ex8_3.txt
@@ -0,0 +1,14 @@
+//Caption:Determine actual PRF and duty cycle
+//Ex8.3
+clc;
+clear;
+close;
+C=0.082//Capacitance(in micro farad)
+Ra=3.3//Resistance(in kilo ohm)
+Rb=2.7//Resistance(in kilo ohm)
+t1=0.693*C*(Ra+Rb)*1000
+t2=0.693*C*Rb*1000
+T=t1+t2
+P=1000/T
+d=t1*100/T
+disp(P,d,'Duty cycle(in %) and PRF(in Khz)=') \ No newline at end of file
diff --git a/863/CH8/EX8.3/Result8_3.txt b/863/CH8/EX8.3/Result8_3.txt
new file mode 100644
index 000000000..2d046a43a
--- /dev/null
+++ b/863/CH8/EX8.3/Result8_3.txt
@@ -0,0 +1,6 @@
+ Duty cycle(in %) and PRF(in Khz)=
+
+ 68.965517
+
+ 2.0227102
+ \ No newline at end of file
diff --git a/863/CH8/EX8.4/Ex8_4.sce b/863/CH8/EX8.4/Ex8_4.sce
new file mode 100644
index 000000000..660b51b2b
--- /dev/null
+++ b/863/CH8/EX8.4/Ex8_4.sce
@@ -0,0 +1,15 @@
+//Caption:Design a square wave generator using 7555 CMOS
+//Ex8.4
+clc;
+clear;
+close;
+V=5//Supply voltage(in volts)
+f1=1//Frequency(in khz)
+f2=3//Frequency(in khz)
+C=0.01//Capacitance(in micro farad)
+Ra=47//Choosed resistor(in kilo ohm)
+t1=1/(2*f1)
+t2=1/(2*f2)
+R=t1/(0.693*C)
+Rb=R-Ra
+disp(C,Rb,Ra,'Components required to design the circuit are Ra,Rb(in kilo ohm) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH8/EX8.4/Ex8_4.txt b/863/CH8/EX8.4/Ex8_4.txt
new file mode 100644
index 000000000..660b51b2b
--- /dev/null
+++ b/863/CH8/EX8.4/Ex8_4.txt
@@ -0,0 +1,15 @@
+//Caption:Design a square wave generator using 7555 CMOS
+//Ex8.4
+clc;
+clear;
+close;
+V=5//Supply voltage(in volts)
+f1=1//Frequency(in khz)
+f2=3//Frequency(in khz)
+C=0.01//Capacitance(in micro farad)
+Ra=47//Choosed resistor(in kilo ohm)
+t1=1/(2*f1)
+t2=1/(2*f2)
+R=t1/(0.693*C)
+Rb=R-Ra
+disp(C,Rb,Ra,'Components required to design the circuit are Ra,Rb(in kilo ohm) and Capacitance(in micro farad)=') \ No newline at end of file
diff --git a/863/CH8/EX8.4/Result8_4.txt b/863/CH8/EX8.4/Result8_4.txt
new file mode 100644
index 000000000..3da87bf99
--- /dev/null
+++ b/863/CH8/EX8.4/Result8_4.txt
@@ -0,0 +1,8 @@
+Components required to design the circuit are Ra,Rb(in kilo ohm) and Capacitance(in micro farad)=
+
+ 47.
+
+ 25.150072
+
+ 0.01
+ \ No newline at end of file
diff --git a/863/CH9/EX9.1/Ex9_1.sce b/863/CH9/EX9.1/Ex9_1.sce
new file mode 100644
index 000000000..66cdf1406
--- /dev/null
+++ b/863/CH9/EX9.1/Ex9_1.sce
@@ -0,0 +1,27 @@
+//Caption:Design RC ramp generator
+//Ex9.1
+clc;
+clear;
+close;
+V=5//Output voltage(in volts)
+Vs=15//Supply voltage(in volts)
+R=100//Load resistance(in kilo ohm)
+v=3//Amplitude of triggering pulse(in volts)
+vb=0.5//Bse voltage(in volts)
+p=1//Pulse width(in ms)
+t=0.1//Time interval(in ms)
+vbe=0.7//Base emitter voltage(in volts)
+E=0.2//Initial voltage(in volts)
+e=5//Final voltage(in volts)
+hfe=50
+Il=V/R
+I1=100*Il/1000
+R1=(Vs-V)/(I1*1000)
+C1=p/(R1*log((Vs-E)/(Vs-e)))
+Ic=10*I1
+Ib=Ic/hfe
+Rb=(Vs-vbe)/(Ib*1000)
+Vbb=v-vbe-vb
+I=(Vs+v)/Rb
+C2=I*p/Vbb
+disp(C2,C1,R1,Rb,'Components required to design circuit are resistances Rb,R1(in kilo ohm) and Capacitors C1,C2(in micro farad)=') \ No newline at end of file
diff --git a/863/CH9/EX9.1/Ex9_1.txt b/863/CH9/EX9.1/Ex9_1.txt
new file mode 100644
index 000000000..66cdf1406
--- /dev/null
+++ b/863/CH9/EX9.1/Ex9_1.txt
@@ -0,0 +1,27 @@
+//Caption:Design RC ramp generator
+//Ex9.1
+clc;
+clear;
+close;
+V=5//Output voltage(in volts)
+Vs=15//Supply voltage(in volts)
+R=100//Load resistance(in kilo ohm)
+v=3//Amplitude of triggering pulse(in volts)
+vb=0.5//Bse voltage(in volts)
+p=1//Pulse width(in ms)
+t=0.1//Time interval(in ms)
+vbe=0.7//Base emitter voltage(in volts)
+E=0.2//Initial voltage(in volts)
+e=5//Final voltage(in volts)
+hfe=50
+Il=V/R
+I1=100*Il/1000
+R1=(Vs-V)/(I1*1000)
+C1=p/(R1*log((Vs-E)/(Vs-e)))
+Ic=10*I1
+Ib=Ic/hfe
+Rb=(Vs-vbe)/(Ib*1000)
+Vbb=v-vbe-vb
+I=(Vs+v)/Rb
+C2=I*p/Vbb
+disp(C2,C1,R1,Rb,'Components required to design circuit are resistances Rb,R1(in kilo ohm) and Capacitors C1,C2(in micro farad)=') \ No newline at end of file
diff --git a/863/CH9/EX9.1/Result9_1.txt b/863/CH9/EX9.1/Result9_1.txt
new file mode 100644
index 000000000..e235c8e9b
--- /dev/null
+++ b/863/CH9/EX9.1/Result9_1.txt
@@ -0,0 +1,10 @@
+Components required to design circuit are resistances Rb,R1(in kilo ohm) and Capacitors C1,C2(in micro farad)=
+
+ 14.3
+
+ 2.
+
+ 1.2753733
+
+ 0.6993007
+ \ No newline at end of file
diff --git a/863/CH9/EX9.12/Ex9_12.sce b/863/CH9/EX9.12/Ex9_12.sce
new file mode 100644
index 000000000..e48f95a95
--- /dev/null
+++ b/863/CH9/EX9.12/Ex9_12.sce
@@ -0,0 +1,17 @@
+//Caption:Design a pulse generator using 8038 IC
+//Ex9.12
+clc;
+clear;
+close;
+p=200//Pulse width(in micro sec)
+f=1//Pulse repetition frequency(in khz)
+V=10//Output voltage(in volts)
+I=1//Maximum current(in mA)
+T=1000/f
+t2=T-p
+Ib=I*p/t2
+Ra=V/(5*I)
+C=0.6*p/(Ra*1000)
+Rb=2*V/(5*(I+Ib))
+Rl=V/I
+disp(Ra,Rb,Rl,C,'Circuit components are Capacitance(in micro farad) and Resistances Rl,Rb,Ra(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH9/EX9.12/Ex9_12.txt b/863/CH9/EX9.12/Ex9_12.txt
new file mode 100644
index 000000000..e48f95a95
--- /dev/null
+++ b/863/CH9/EX9.12/Ex9_12.txt
@@ -0,0 +1,17 @@
+//Caption:Design a pulse generator using 8038 IC
+//Ex9.12
+clc;
+clear;
+close;
+p=200//Pulse width(in micro sec)
+f=1//Pulse repetition frequency(in khz)
+V=10//Output voltage(in volts)
+I=1//Maximum current(in mA)
+T=1000/f
+t2=T-p
+Ib=I*p/t2
+Ra=V/(5*I)
+C=0.6*p/(Ra*1000)
+Rb=2*V/(5*(I+Ib))
+Rl=V/I
+disp(Ra,Rb,Rl,C,'Circuit components are Capacitance(in micro farad) and Resistances Rl,Rb,Ra(in kilo ohm)=') \ No newline at end of file
diff --git a/863/CH9/EX9.12/Result9_12.txt b/863/CH9/EX9.12/Result9_12.txt
new file mode 100644
index 000000000..3d526095f
--- /dev/null
+++ b/863/CH9/EX9.12/Result9_12.txt
@@ -0,0 +1,11 @@
+
+ Circuit components are Capacitance(in micro farad) and Resistances Rl,Rb,Ra(in kilo ohm)=
+
+ 0.06
+
+ 10.
+
+ 3.2
+
+ 2.
+ \ No newline at end of file
diff --git a/863/CH9/EX9.13/Ex9_13.sce b/863/CH9/EX9.13/Ex9_13.sce
new file mode 100644
index 000000000..62e170df6
--- /dev/null
+++ b/863/CH9/EX9.13/Ex9_13.sce
@@ -0,0 +1,14 @@
+//Caption:Calculate output maximum and minimum frequencies
+//Ex9.13
+clc;
+clear;
+close;
+V=15//Supply voltage(in volts)
+Imin=10//Minimum current(in micro ampere)
+Imax=1//Maximum current(in mA)
+C=3600//Capacitor(in pF)
+Rmax=V/(10*Imin)
+Rmin=V/(10*Imax)
+fmin=0.15*10^6/(C*Rmax)
+fmax=0.15*10^6/(C*Rmin)
+disp(fmin,fmax,'Maximum frequency(in khz) and minimum frequency(in hz)=') \ No newline at end of file
diff --git a/863/CH9/EX9.13/Ex9_13.txt b/863/CH9/EX9.13/Ex9_13.txt
new file mode 100644
index 000000000..62e170df6
--- /dev/null
+++ b/863/CH9/EX9.13/Ex9_13.txt
@@ -0,0 +1,14 @@
+//Caption:Calculate output maximum and minimum frequencies
+//Ex9.13
+clc;
+clear;
+close;
+V=15//Supply voltage(in volts)
+Imin=10//Minimum current(in micro ampere)
+Imax=1//Maximum current(in mA)
+C=3600//Capacitor(in pF)
+Rmax=V/(10*Imin)
+Rmin=V/(10*Imax)
+fmin=0.15*10^6/(C*Rmax)
+fmax=0.15*10^6/(C*Rmin)
+disp(fmin,fmax,'Maximum frequency(in khz) and minimum frequency(in hz)=') \ No newline at end of file
diff --git a/863/CH9/EX9.13/Result9_13.txt b/863/CH9/EX9.13/Result9_13.txt
new file mode 100644
index 000000000..64aa51200
--- /dev/null
+++ b/863/CH9/EX9.13/Result9_13.txt
@@ -0,0 +1,6 @@
+ Maximum frequency(in khz) and minimum frequency(in hz)=
+
+ 27.777778
+
+ 277.77778
+ \ No newline at end of file
diff --git a/863/CH9/EX9.2/Ex9_2.sce b/863/CH9/EX9.2/Ex9_2.sce
new file mode 100644
index 000000000..016fe73a9
--- /dev/null
+++ b/863/CH9/EX9.2/Ex9_2.sce
@@ -0,0 +1,21 @@
+//Caption:Design a linear ramp generator
+//Ex9.2
+clc;
+clear;
+close;
+V=5//Output voltage(in volts)
+Vcc=15//Supply voltage(in volts)
+Vce2=3//Voltage(in volts)
+C1=1//Capacitance(in micro fard)
+t=1//pulse width(in ms)
+Vbe=0.7//Base emitter voltage(in volts)
+V3=Vcc-Vce2-5
+Ic=C1*V/t
+R3=V3/Ic
+Vb=V3+Vbe
+I1=Ic/10
+R1=Vb/I1
+i1=Vb/R1
+V2=Vcc-Vb
+R2=V2/I1
+disp(C1,R3,R2,R1,'Components required to design the circuit are resistors R1,R2,R3(in kilo ohm) and capacitance C1(in micro farad)=') \ No newline at end of file
diff --git a/863/CH9/EX9.2/Ex9_2.txt b/863/CH9/EX9.2/Ex9_2.txt
new file mode 100644
index 000000000..016fe73a9
--- /dev/null
+++ b/863/CH9/EX9.2/Ex9_2.txt
@@ -0,0 +1,21 @@
+//Caption:Design a linear ramp generator
+//Ex9.2
+clc;
+clear;
+close;
+V=5//Output voltage(in volts)
+Vcc=15//Supply voltage(in volts)
+Vce2=3//Voltage(in volts)
+C1=1//Capacitance(in micro fard)
+t=1//pulse width(in ms)
+Vbe=0.7//Base emitter voltage(in volts)
+V3=Vcc-Vce2-5
+Ic=C1*V/t
+R3=V3/Ic
+Vb=V3+Vbe
+I1=Ic/10
+R1=Vb/I1
+i1=Vb/R1
+V2=Vcc-Vb
+R2=V2/I1
+disp(C1,R3,R2,R1,'Components required to design the circuit are resistors R1,R2,R3(in kilo ohm) and capacitance C1(in micro farad)=') \ No newline at end of file
diff --git a/863/CH9/EX9.2/Result9_2.txt b/863/CH9/EX9.2/Result9_2.txt
new file mode 100644
index 000000000..24ef5de46
--- /dev/null
+++ b/863/CH9/EX9.2/Result9_2.txt
@@ -0,0 +1,10 @@
+Components required to design the circuit are resistors R1,R2,R3(in kilo ohm) and capacitance C1(in micro farad)=
+
+ 15.4
+
+ 14.6
+
+ 1.4
+
+ 1.
+ \ No newline at end of file
diff --git a/863/CH9/EX9.4/Ex9_4.sce b/863/CH9/EX9.4/Ex9_4.sce
new file mode 100644
index 000000000..30d69eacf
--- /dev/null
+++ b/863/CH9/EX9.4/Ex9_4.sce
@@ -0,0 +1,13 @@
+//Caption:Determine Rsmax,Rsmin,and minimum drain source voltage
+//Ex9.4
+clc;
+clear;
+close;
+I=2//Drain Current(in mA)
+Vgsm=3//Maximum gate source voltage(in volts)
+Vgsn=0.5//Minimum gate source voltage(in volts)
+V=6//Peak voltage(in volts)
+Rs1=Vgsm/I
+Rs2=Vgsn*1000/I
+Vds=V-Vgsm+1
+disp(Vds,Rs2,Rs1,'Required resistances Rsmax(in kilo ohm),Rsmin(in ohm) and drain source voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH9/EX9.4/Ex9_4.txt b/863/CH9/EX9.4/Ex9_4.txt
new file mode 100644
index 000000000..30d69eacf
--- /dev/null
+++ b/863/CH9/EX9.4/Ex9_4.txt
@@ -0,0 +1,13 @@
+//Caption:Determine Rsmax,Rsmin,and minimum drain source voltage
+//Ex9.4
+clc;
+clear;
+close;
+I=2//Drain Current(in mA)
+Vgsm=3//Maximum gate source voltage(in volts)
+Vgsn=0.5//Minimum gate source voltage(in volts)
+V=6//Peak voltage(in volts)
+Rs1=Vgsm/I
+Rs2=Vgsn*1000/I
+Vds=V-Vgsm+1
+disp(Vds,Rs2,Rs1,'Required resistances Rsmax(in kilo ohm),Rsmin(in ohm) and drain source voltage(in volts)=') \ No newline at end of file
diff --git a/863/CH9/EX9.4/Result9_4.txt b/863/CH9/EX9.4/Result9_4.txt
new file mode 100644
index 000000000..c2b351975
--- /dev/null
+++ b/863/CH9/EX9.4/Result9_4.txt
@@ -0,0 +1,8 @@
+Required resistances Rsmax(in kilo ohm),Rsmin(in ohm) and drain source voltage(in volts)=
+
+ 1.5
+
+ 250.
+
+ 4.
+ \ No newline at end of file
diff --git a/863/CH9/EX9.5/Ex9_5.sce b/863/CH9/EX9.5/Ex9_5.sce
new file mode 100644
index 000000000..ce6ce80e1
--- /dev/null
+++ b/863/CH9/EX9.5/Ex9_5.sce
@@ -0,0 +1,18 @@
+//Caption:Design a UJT relaxation oscillator and find peak to peak output amplitude
+//Ex9.5
+clc;
+clear;
+close;
+Vbb=20//Supply voltage(in volts)
+f=5//Frequency(in khz)
+Veb=3//Fringe Voltage(in volts)
+Ip=2//Fringe current(in micro ampere)
+Iv=1//Emitter current(in mA)
+n=0.75
+Vp=0.7+(n*Vbb)
+R1x=(Vbb-Vp)/Ip
+R1n=(Vbb-Veb)/Iv
+t=1000/f
+C1=t*1000/(R1n*(log((Vbb-Veb)/(Vbb-Vp))))
+E=Vp-Veb
+disp(C1,R1n,E,'Peak to peak voltage(in volts) and Components for circuit are resistor(in kilo ohm) and capacitance(in pf)=') \ No newline at end of file
diff --git a/863/CH9/EX9.5/Ex9_5.txt b/863/CH9/EX9.5/Ex9_5.txt
new file mode 100644
index 000000000..ce6ce80e1
--- /dev/null
+++ b/863/CH9/EX9.5/Ex9_5.txt
@@ -0,0 +1,18 @@
+//Caption:Design a UJT relaxation oscillator and find peak to peak output amplitude
+//Ex9.5
+clc;
+clear;
+close;
+Vbb=20//Supply voltage(in volts)
+f=5//Frequency(in khz)
+Veb=3//Fringe Voltage(in volts)
+Ip=2//Fringe current(in micro ampere)
+Iv=1//Emitter current(in mA)
+n=0.75
+Vp=0.7+(n*Vbb)
+R1x=(Vbb-Vp)/Ip
+R1n=(Vbb-Veb)/Iv
+t=1000/f
+C1=t*1000/(R1n*(log((Vbb-Veb)/(Vbb-Vp))))
+E=Vp-Veb
+disp(C1,R1n,E,'Peak to peak voltage(in volts) and Components for circuit are resistor(in kilo ohm) and capacitance(in pf)=') \ No newline at end of file
diff --git a/863/CH9/EX9.5/Result9_5.txt b/863/CH9/EX9.5/Result9_5.txt
new file mode 100644
index 000000000..dbed93ba2
--- /dev/null
+++ b/863/CH9/EX9.5/Result9_5.txt
@@ -0,0 +1,8 @@
+Peak to peak voltage(in volts) and Components for circuit are resistor(in kilo ohm) and capacitance(in pf)=
+
+ 12.7
+
+ 17.
+
+ 8558.65
+ \ No newline at end of file
diff --git a/863/CH9/EX9.6/Ex9_6.sce b/863/CH9/EX9.6/Ex9_6.sce
new file mode 100644
index 000000000..ba7a60b93
--- /dev/null
+++ b/863/CH9/EX9.6/Ex9_6.sce
@@ -0,0 +1,35 @@
+//Caption:Design a transistor bootstrap ramp generator
+//Ex9.6
+clc;
+clear;
+close;
+V=8//Amplitude of output voltage(in volts)
+Vd=0.7//Forward diode voltage(in volts)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+t=1//Interval between pulses(in ms)
+Vt=3//Triggering voltage(in volts)
+E=15//Supply voltage(in volts)
+vbe=0.7//Base emitter voltage(in volts)
+vb=0.5//Bse voltage(in volts)
+hfe=100
+R=1//Load resistor(in kilo ohm)
+Ie1=E/R
+Ie2=(V-(-E))/R
+Ib1=Ie1/hfe
+Ib2=Ie2/hfe
+Ibc=Ib2-Ib1
+I1=100*Ibc/1000
+C1=I1*t*1000/V
+Vr1=E-Vd-Vce
+R1=Vr1/I1
+Vc3=E/100
+C3=I1*t*1000/Vc3
+Il=V/R
+I1=100*Il/1000
+Ic=10*I1
+Ib=Ic/hfe
+Rb=(E-vbe)/(Ib*1000)
+Vbb=V-vbe-vb
+I=(E+Vt)/Rb
+C2=I*t/Vbb
+disp(C3,C2,C1,Rb,'Circuit components are resistor Rb(in kilo ohm) and capacitances C1,C2,C3(in micro farad)=') \ No newline at end of file
diff --git a/863/CH9/EX9.6/Ex9_6.txt b/863/CH9/EX9.6/Ex9_6.txt
new file mode 100644
index 000000000..ba7a60b93
--- /dev/null
+++ b/863/CH9/EX9.6/Ex9_6.txt
@@ -0,0 +1,35 @@
+//Caption:Design a transistor bootstrap ramp generator
+//Ex9.6
+clc;
+clear;
+close;
+V=8//Amplitude of output voltage(in volts)
+Vd=0.7//Forward diode voltage(in volts)
+Vce=0.2//Saturated collector emitter voltage(in volts)
+t=1//Interval between pulses(in ms)
+Vt=3//Triggering voltage(in volts)
+E=15//Supply voltage(in volts)
+vbe=0.7//Base emitter voltage(in volts)
+vb=0.5//Bse voltage(in volts)
+hfe=100
+R=1//Load resistor(in kilo ohm)
+Ie1=E/R
+Ie2=(V-(-E))/R
+Ib1=Ie1/hfe
+Ib2=Ie2/hfe
+Ibc=Ib2-Ib1
+I1=100*Ibc/1000
+C1=I1*t*1000/V
+Vr1=E-Vd-Vce
+R1=Vr1/I1
+Vc3=E/100
+C3=I1*t*1000/Vc3
+Il=V/R
+I1=100*Il/1000
+Ic=10*I1
+Ib=Ic/hfe
+Rb=(E-vbe)/(Ib*1000)
+Vbb=V-vbe-vb
+I=(E+Vt)/Rb
+C2=I*t/Vbb
+disp(C3,C2,C1,Rb,'Circuit components are resistor Rb(in kilo ohm) and capacitances C1,C2,C3(in micro farad)=') \ No newline at end of file
diff --git a/863/CH9/EX9.6/Result9_6.txt b/863/CH9/EX9.6/Result9_6.txt
new file mode 100644
index 000000000..0de811753
--- /dev/null
+++ b/863/CH9/EX9.6/Result9_6.txt
@@ -0,0 +1,10 @@
+Circuit components are resistor Rb(in kilo ohm) and capacitances C1,C2,C3(in micro farad)=
+
+ 0.17875
+
+ 1.
+
+ 14.808721
+
+ 53.333333
+ \ No newline at end of file
diff --git a/863/CH9/EX9.9/Ex9_9.sce b/863/CH9/EX9.9/Ex9_9.sce
new file mode 100644
index 000000000..0bc2b5b0f
--- /dev/null
+++ b/863/CH9/EX9.9/Ex9_9.sce
@@ -0,0 +1,15 @@
+//Caption:Calculate drain current
+//Ex9.9
+clc;
+clear;
+close;
+V=5//Output peak voltage(in volts)
+p=1//Pulse width(in ms)
+s=50//Space width(in micro sec)
+C=0.03//Capacitance(in micro farad)
+Vp=6//Gate source voltage(in volts)
+I1=C*V*1000/p
+Vi=Vp+1
+R1=Vi/I1
+Id=I1*p/s
+disp(Id,'Drain current(in mA)=') \ No newline at end of file
diff --git a/863/CH9/EX9.9/Ex9_9.txt b/863/CH9/EX9.9/Ex9_9.txt
new file mode 100644
index 000000000..0bc2b5b0f
--- /dev/null
+++ b/863/CH9/EX9.9/Ex9_9.txt
@@ -0,0 +1,15 @@
+//Caption:Calculate drain current
+//Ex9.9
+clc;
+clear;
+close;
+V=5//Output peak voltage(in volts)
+p=1//Pulse width(in ms)
+s=50//Space width(in micro sec)
+C=0.03//Capacitance(in micro farad)
+Vp=6//Gate source voltage(in volts)
+I1=C*V*1000/p
+Vi=Vp+1
+R1=Vi/I1
+Id=I1*p/s
+disp(Id,'Drain current(in mA)=') \ No newline at end of file
diff --git a/863/CH9/EX9.9/Result9_9.txt b/863/CH9/EX9.9/Result9_9.txt
new file mode 100644
index 000000000..8af2a472a
--- /dev/null
+++ b/863/CH9/EX9.9/Result9_9.txt
@@ -0,0 +1,4 @@
+Drain current(in mA)=
+
+ 3.
+ \ No newline at end of file