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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')