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+//Ex 2.5 page 69
+
+clc;
+clear;
+close;
+
+// VG=10*IG -- eqn(1)
+PGM=5;// W
+PGav=.5;// W
+VS=12;// V
+Tp=20;// us
+
+// PGM = VG*IG where VG=10*IG
+IG=sqrt(PGM/10);// A
+VG=10*IG;// V
+// During the application of pulse VS = VG+(IG*RS)
+RS=(VS-VG)/IG ;// ohm
+f=PGav/(PGM*Tp*10**-6)/1000;// kHz
+delta=f*1000*Tp*10**-6;// Duty Cycle
+printf('Value of resistance to be connected in series = %.2f ohm',RS)
+printf('\n Triggering frequency = %.2f kHz',f)
+printf('\n Duty Cycle = %.1f ',delta)
+// Note : ans in the textbook is not accurate.