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+//Electric machines and power systems by Syed A Nasar
+//Publisher:TataMcgraw Hill
+//Year: 2002 ; Edition - 7 
+//Example 3.13
+//Scilab Version : 6.0.0    ; OS : Windows
+
+clc;
+clear;
+
+p=80;     //power input in W
+v=120;     //supply voltage  in V
+I=1.4;      //supply current in A
+R=.25;      //primary resistance in ohm
+X=1.2;      //leakage reactance in ohm
+
+pf=p/(v*I);
+th=acosd(pf);
+i=I*(cos(th)-%i*sin(th))
+E=v-(I*(R+%i*X));
+Rc=abs(E)^2/(p-(I^2)*R);
+Ic=abs(E)/Rc;
+Im=(I^2-Ic^2)^(1/2);
+xm=E/Im;
+
+printf('The magnetising reactance is %f ohms\n',xm)
+printf('The core loss equivalent resistance is %f ohms',Rc)