initial commit / add all books

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+// Exa 11.5

+clc;

+clear;

+close;

+format('v',6)

+// Given data

+K = 1/2;

+P = 4;

+f = 50;// in Hz

+N = 1445;// in rpm

+E1line = 415;// in V

+Ns = (120*f)/P;// in rpm

+N = 1455;// in rpm

+s = (Ns-N)/Ns*100;// in %

+f_r = s/100*f;// in Hz

+disp(f_r,"The frequency of rotor in Hz is");

+E1ph = E1line/sqrt(3);// in V

+//E2ph/E1ph = K;

+E2ph = E1ph*K;// in V

+disp(E2ph,"The magnitude of induced emf in V is");

+E2r = s/100*E2ph;// in V

+disp(E2r,"The magnitude of induced emf in the running condition in V is");