14 files changed, 121 insertions, 0 deletions

diff --git a/3636/CH1/EX1.1/Ex1_1.sce b/3636/CH1/EX1.1/Ex1_1.sce
new file mode 100644
index 000000000..6bbb40ff6
--- /dev/null
+++ b/3636/CH1/EX1.1/Ex1_1.sce
@@ -0,0 +1,13 @@
+clc;

+clear;

+V=20000 //potential in Volts

+e=1.602*10^-19 //electronic charge in C

+m=9.1*10^-31 //mass of electron in kg

+c=3*10^8 //speed of light in m/s

+

+//Calculation

+u=sqrt((2*V*e)/m) //speed u after acceleration through a potential V in m/s

+mu=1/sqrt(1-(u/c)^2) //mass of electron moving with velocity mu in kg

+delm=mu-1 //change in mass

+

+mprintf("The percentage change in mass of the electron is %1.1f %%",delm*100)

diff --git a/3636/CH1/EX1.1/Ex1_1.txt b/3636/CH1/EX1.1/Ex1_1.txt
new file mode 100644
index 000000000..855958ad8
--- /dev/null
+++ b/3636/CH1/EX1.1/Ex1_1.txt
@@ -0,0 +1 @@
+ The percentage change in mass of the electron is 4.2 % 
\ No newline at end of file
diff --git a/3636/CH1/EX1.2/Ex1_2.sce b/3636/CH1/EX1.2/Ex1_2.sce
new file mode 100644
index 000000000..425f81188
--- /dev/null
+++ b/3636/CH1/EX1.2/Ex1_2.sce
@@ -0,0 +1,25 @@
+clc;

+clear;

+l=3*10^-3 //distance between two plate in meters

+V=400 //potential difference in Volts

+e=1.602*10^-19 //electronic charge in Joules

+m=9.1*10^-31 //mass of electron in kg

+

+//Calculation

+uB=sqrt((2*V*e)/m) //in m/s

+KEJ=e*V //in  Joules

+KEeV=int(e*V/(1.6*10^-19)) //in eV

+tAB=(2*l/uB) //in ns

+

+mprintf("i)")

+mprintf("Velocity with which the electrons strikes the plate =")

+format("e",10)

+disp(uB)

+mprintf("ii)")

+mprintf("Kinetic energy acquired by electron in joules =")

+disp(KEJ)

+mprintf("Kinetic energy acquired by electron in eV =")

+disp(KEeV)

+mprintf("iii)")

+mprintf("transit time in ns = ")//The answers vary due to round off error

+disp(tAB)

diff --git a/3636/CH1/EX1.2/Ex1_2.txt b/3636/CH1/EX1.2/Ex1_2.txt
new file mode 100644
index 000000000..bb40dd107
--- /dev/null
+++ b/3636/CH1/EX1.2/Ex1_2.txt
@@ -0,0 +1,9 @@
+ i)Velocity with which the electrons strikes the plate = 

+    1.187D+07  

+ii)Kinetic energy acquired by electron in joules = 

+    6.408D-17  

+Kinetic energy acquired by electron in eV = 

+    4.000D+02  

+iii)transit time in ns =  

+    5.056D-10  

+ 
\ No newline at end of file
diff --git a/3636/CH1/EX1.3/Ex1_3.sce b/3636/CH1/EX1.3/Ex1_3.sce
new file mode 100644
index 000000000..daa48aee0
--- /dev/null
+++ b/3636/CH1/EX1.3/Ex1_3.sce
@@ -0,0 +1,13 @@
+clc;

+clear;

+B=0.02 //flux Density in Wb/m^2

+u=5*10^7 //speed of electron in m/s

+e=1.6*10^-19 //electronic charge Joules

+m=9.1*10^-31 //mass of electron in kg

+

+//Calculation

+r=(m*u)/(e*B) //in m

+

+format("e",9)

+disp(r,"radius of the circular path followed by electron is =")

+

diff --git a/3636/CH1/EX1.3/Ex1_3.txt b/3636/CH1/EX1.3/Ex1_3.txt
new file mode 100644
index 000000000..9493d6d10
--- /dev/null
+++ b/3636/CH1/EX1.3/Ex1_3.txt
@@ -0,0 +1,5 @@
+

+ radius of the circular path followed by electron is =   

+ 

+    1.42D-02  

+ 
\ No newline at end of file
diff --git a/3636/CH1/EX1.4/Ex1_4.sce b/3636/CH1/EX1.4/Ex1_4.sce
new file mode 100644
index 000000000..be15b8477
--- /dev/null
+++ b/3636/CH1/EX1.4/Ex1_4.sce
@@ -0,0 +1,11 @@
+clc;

+clear;

+L=3*10^-2 //length of plates in m

+d=4*10^-3 //spacing betweenn plates in m

+l=30*10^-2 //distance in m

+V1=2500 //potential in V

+

+//Calculation

+Se=(L*l)/(2*d*V1)/10^-4

+

+mprintf("Deflection Sensitivity = %1.1f*10^-4 m/V",Se)

diff --git a/3636/CH1/EX1.4/Ex1_4.txt b/3636/CH1/EX1.4/Ex1_4.txt
new file mode 100644
index 000000000..35f00f3e7
--- /dev/null
+++ b/3636/CH1/EX1.4/Ex1_4.txt
@@ -0,0 +1 @@
+ Deflection Sensitivity = 4.5*10^-4 m/V
\ No newline at end of file
diff --git a/3636/CH1/EX1.5/Ex1_5.sce b/3636/CH1/EX1.5/Ex1_5.sce
new file mode 100644
index 000000000..959c746e8
--- /dev/null
+++ b/3636/CH1/EX1.5/Ex1_5.sce
@@ -0,0 +1,15 @@
+clc;

+clear;

+Ey=3*10^4 //electric field in y-axis in N/C

+Ex=0      //electric field in x-axis in N/C

+q=1.6*10^-19 //electric charge in C

+me=9.1*10^-31 //in kg

+

+//Calculation

+//F=q*E

+Fy=-q*Ey //Force in y direction 

+ay=Fy/me

+

+format("e",8)

+disp(ay,"Acceleration of the electron is =")

+//The negative sign tells us that the direction of this acceleration is downward 

diff --git a/3636/CH1/EX1.5/Ex1_5.txt b/3636/CH1/EX1.5/Ex1_5.txt
new file mode 100644
index 000000000..f9f5ec341
--- /dev/null
+++ b/3636/CH1/EX1.5/Ex1_5.txt
@@ -0,0 +1,5 @@
+  

+ Acceleration of the electron is =   

+ 

+  - 5.3D+15  

+ 
\ No newline at end of file
diff --git a/3636/CH1/EX1.6/Ex1_6.sce b/3636/CH1/EX1.6/Ex1_6.sce
new file mode 100644
index 000000000..f6e8b8571
--- /dev/null
+++ b/3636/CH1/EX1.6/Ex1_6.sce
@@ -0,0 +1,11 @@
+clc;

+clear;

+V=2000 //potential in V

+e=1.602*10^-19 //electronic charge in eV

+m=9.1*10^-31 //mass of electron in kg

+

+//Calculation

+u=sqrt((2*V*e)/m)

+

+mprintf("velocity with which electron beam will travel= %.2e m/s",u)

+

diff --git a/3636/CH1/EX1.6/Ex1_6.txt b/3636/CH1/EX1.6/Ex1_6.txt
new file mode 100644
index 000000000..73169ef4a
--- /dev/null
+++ b/3636/CH1/EX1.6/Ex1_6.txt
@@ -0,0 +1 @@
+ velocity with which electron beam will travel= 2.65e+07 m/s 
\ No newline at end of file
diff --git a/3636/CH1/EX1.7/Ex1_7.sce b/3636/CH1/EX1.7/Ex1_7.sce
new file mode 100644
index 000000000..576e52fd3
--- /dev/null
+++ b/3636/CH1/EX1.7/Ex1_7.sce
@@ -0,0 +1,10 @@
+clc;

+clear;

+l=5 //length to be covered in cm

+up=26.5*10^8 //in cm/s

+

+//Calculation

+t=(2*l/up)

+

+mprintf("Time taken= %1.1e s",t)

+//The answers vary due to round off error

diff --git a/3636/CH1/EX1.7/Ex1_7.txt b/3636/CH1/EX1.7/Ex1_7.txt
new file mode 100644
index 000000000..d06b40e42
--- /dev/null
+++ b/3636/CH1/EX1.7/Ex1_7.txt
@@ -0,0 +1 @@
+ Time taken= 3.8e-09 s 
\ No newline at end of file