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+// Exa 9.11
+clc;
+clear;
+close;
+format('v',6)
+// Given data
+Io = 10;// in A
+phi_o= acosd(0.25);// in °
+V1 = 400;// in V
+f = 50;// in Hz
+N1 =500;
+Im = Io*sind(phi_o);// in A
+disp(Im,"The magnetizing component of no load current in A is");
+Pi = V1*Io*cosd(phi_o);// in W
+disp(Pi,"The iron loss in W is");
+E1 = V1;// in V
+//E1 v= 4.44*f*phi_m*N1;
+phi_m = E1/(4.44*f*N1);// in Wb
+phi_m=phi_m*10^3;// in mWb
+disp(phi_m,"The maximum value of flux in mWb is");