1 files changed, 26 insertions, 0 deletions
diff --git a/2219/CH5/EX5.3/Ex5_3.sce b/2219/CH5/EX5.3/Ex5_3.sce
new file mode 100755
index 000000000..258b03cd2
--- /dev/null
+++ b/2219/CH5/EX5.3/Ex5_3.sce
@@ -0,0 +1,26 @@
+//chapter 5 example 3
+//=============================================================================
+clc;
+clear;
+//Given Data
+//let l   = dVr/Vr ; f  = df/f ; Vr/f  = R
+l     = 5;//percentage change in repeller voltage
+f     = 1;//percentage change in operating frequency
+R     = 1;//ratio of repeller voltage to operating frequency
+NR    = 1.5;//new ratio of repeller voltage to operating frequency in volts/MHz
+e     =  1.6*10^-19;//charge of electron
+m     =  9.1*10^-31;//mass of electron in kg
+
+//Calculations
+
+//dVr/df = ((2*pi*s)/((2*pi*n)-pi/2))*sqrt(8*m*Va/e));
+//((df/f)/(dVr/Vr)) = (Vr/f)*((2*pi*n)-pi/2)/(2*pi*s)*sqrt(e/(8*m*Va));
+//((df/f)/(dVr/Vr)) = K*(Vr/f);
+//where K = (((2*pi*n)-pi/2)/(2*pi*s))*sqrt(e/(8*m*Va))
+K    = (f/l)*(1/R)
+PCF  = NR*K*l//percentage change in frequency when new ratio (Vr/f)=1.5
+
+//Output
+mprintf('Percentage Change in frequency is %3.2f percent',PCF);
+
+//=============================================================================