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+// Ex 14 Page 355
+
+clc;clear;close;
+// Given
+f=50;//Hz
+Vm=400;//V
+R=10;//ohm
+L=0.1;//H
+t=0.02;//sec
+XL=2*%pi*f*L;//ohm
+Z=R+%i*XL;//ohm
+Im=Vm/abs(Z);//A
+fi=atan(XL/R);//degree
+lambda=L/R;//sec
+printf("expression for current:")
+printf("\n i = %.1f*sin(314*t-%.3f)+0.95*e**(-100*t)",Im,fi)
+i = Im*sin(314*t-fi)+0.95*%e**(-100*t);//A
+printf("\n current after 0.02 sec is : %0.1f A",i)
+i2=Im*(0.95*%e**(-100*t));//A
+printf("\n transient component is : %0.2f A",i2)