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+close();
+clear;
+clc;
+Vm = 200;
+w = 377;
+Im = 8; //A
+theta = 30; //degree
+//(a) power factor 'pf'
+pf = cos(theta*(%pi)/180);
+mprintf("Power factor, pf = %0.3f\n\n",pf);
+
+//(b) true power 'S'
+S = Vm*Im/2 * pf; //W
+mprintf("True Power, S = %0.1f W\n\n",S);
+
+//(c)Apparant power 'Q'
+Q = Vm*Im/2; //VA
+mprintf("Apparant power, Q = %d VA\n\n",round(Q));
+
+//(d)Reactive Power 'P'
+P = Vm*Im*sqrt(1-pf^2)/2; //VAr
+mprintf("Reactive power, P = %d VAr",round(P)); \ No newline at end of file