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//Electric machines and power systems by Syed A Nasar
//Publisher:TataMcgraw Hill
//Year: 2002 ; Edition - 7
//Example 3.5
//Scilab Version : 6.0.0 ; OS : Windows
clc;
clear;
v1=220;v2=110; //voltages of primary and secondary windings res.
Q=10; //reactive power at KVA
R1=.25;R2=.06; //voltages of primary and secondary windings res.
a=v1/v2;
I1=(Q*10^3)/v1;
I2=a*I1;
L1=(I1^2)*R1;
L2=(I2^2)*R2;
T=L1+L2; //total I^2*R loss
R21=(a^2)*R2;
Rp=R1+(a^2)*R2;
L=(I1^2)*Rp; //loss due to resistance referred to primary
printf('total I^2*R loss %f\n',T);
printf('loss due to resistance referred to primary is %f\n',L)
printf('Hence proved')
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