//example
clc
disp("The given values are, I=50A and R_sh= 10ohm")
disp("For the equivalent voltage source,")
v=10*50
disp(v,"V(in V)=(I*R_sh)=")
disp("R_se=R_sh=10ohm in series.")
disp("The equivalent voltage source is shown in the fig 1.46(a)")
disp("Note the polarities of voltage source, which are such that +ve at top of arrow and -ve at botttom.")