5 files changed, 61 insertions, 0 deletions
diff --git a/2681/CH2/EX2.1/Ex2_1.sce b/2681/CH2/EX2.1/Ex2_1.sce
new file mode 100755
index 000000000..ce7745ee1
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+++ b/2681/CH2/EX2.1/Ex2_1.sce
@@ -0,0 +1,8 @@
+//maximum power
+//GIVEN
+I1=20D-3//current in ampere
+Va=300//VOLTAGE of the beam in volts
+n=1//given mode value
+Prf=0.39861*I1*Va/(n+0.75)//the maximum output power
+Prf=round(Prf*1000)/1000///rounding off decimals
+disp(Prf,'the maximum r-f power when given beam current is 20mA in watts:')
diff --git a/2681/CH2/EX2.2/Ex2_2.sce b/2681/CH2/EX2.2/Ex2_2.sce
new file mode 100755
index 000000000..3dd368ea3
--- /dev/null
+++ b/2681/CH2/EX2.2/Ex2_2.sce
@@ -0,0 +1,17 @@
+//gain parameter ,output power and Be
+//given
+clc
+Vdc=2.5d+3//votage  in volts
+Idc=25d-3//current in ampere
+Z0=10//resistance in ohm
+L=40//CIRCUIT LENGTH
+f=9.5d+9//in Hz
+G=((Idc*Z0)/(4*Vdc))^(1/3)//the gain parameter
+Ap=-9.54+47.3*L*G//OUTPUT power in dB
+w=2*%pi*f
+Ve=0.593d+6*sqrt(Vdc)
+Be=w/Ve//in rad/m
+Be=round(Be/10)*10///rounding off decimals
+Ap=round(Ap*10)/10////rounding off decimals
+G=round(G*10000)/10000////rounding off decimals
+disp(Be,Ap,G,'the  Be,the output power and the gain parameter')//dB,Rad/m
diff --git a/2681/CH2/EX2.3/Ex2_3.sce b/2681/CH2/EX2.3/Ex2_3.sce
new file mode 100755
index 000000000..3b7b47aa2
--- /dev/null
+++ b/2681/CH2/EX2.3/Ex2_3.sce
@@ -0,0 +1,11 @@
+//angular frequency and the cutoff voltage
+//given
+clc
+Bm=0.4//magnetic flux in tesla
+ebym=1.759d+11//electron to mass ratio
+a=0.04//radius of cathode in meter
+b=0.1//radius of vane edge from centre in meter
+Wc=ebym*Bm//angular frequency in rad
+Vc=((ebym/8)*(Bm^2)*((b/10)^2)*((1-((a/b)^2))^2))//ERROR cut off voltage in volts
+disp(Vc,Wc,'THE  the angular frequency and Cutoff voltage in radians and volts is given  by:')// rad,volts
+//EERROR in cutoff voltage as value of ((1-((a/b)^2))^2)=0.7056 instead  of ((1-((a/b)^2))^2)=0.36
diff --git a/2681/CH2/EX2.4/Ex2_4.sce b/2681/CH2/EX2.4/Ex2_4.sce
new file mode 100755
index 000000000..e595101e4
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+++ b/2681/CH2/EX2.4/Ex2_4.sce
@@ -0,0 +1,14 @@
+//electron velocity,transit angle and beam coupling coefficent
+//given
+Va=900// in volts
+Rb=30d+3//in ohm
+Ib=20d-3//in ampere
+f=3.2d+9//in hertz
+d=1d-3//meter
+Ve=0.593d+6*sqrt(Va)//m/s
+w=2*%pi*f
+Qt=w*d/Ve//radians
+Bc=(sin(Qt/2))/(Qt/2)
+Qt=round(Qt*100)/100///rounding off decimals
+Bc=round(Bc*1000)/1000///rounding off decimals
+disp(Bc,Qt,Ve,'THE electron eloccity ,transit angle and beam coupling coefficient in m/s,radians')//m/s,radians.
diff --git a/2681/CH2/EX2.5/Ex2_5.sce b/2681/CH2/EX2.5/Ex2_5.sce
new file mode 100755
index 000000000..103339a50
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+++ b/2681/CH2/EX2.5/Ex2_5.sce
@@ -0,0 +1,11 @@
+//efficency of kylstron
+//given
+clc
+I2=28d-3//ampere
+V2=850//volts
+Bc=0.496//beam coupling coefficent
+Vd=900//volts
+Ib=26d-3//ampere
+n=(Bc*I2*V2)/(2*Ib*Vd)
+disp(n*100,'the beam efficiency of kylstron in the percentage format')
+//ERROR in calcultion of the book the value of Bc is different in question