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//Chapter 16, Problem 1
clc;
V=60; //voltage
R=20; //resistance in ohm
f=1000; //frequency in hertz
L=2.387e-3; //inductance in henry
Ir=V/R; //current flowing in the resistor
Xl=2*%pi*f*L; //inductive reactance
Il=V/Xl; //current flowing in the inductance
I=sqrt(Ir^2+Il^2); //supply current from phasor diagram fig 16.1
phi=atan(Il/Ir);
Z=V/I; //impedance
P=V*I*cos(phi); //power consumed
printf("(a) Current flowing in the resistor = %d A\n\tCurrent flowing in the inductance = %d A\n\n",Ir,Il);
printf("(b) Supply current = %d A\n\n",I);
printf("(c) Circuit phase angle = %.2f deg (lagging)\n\n",phi*(180/%pi));
printf("(d) Circuit impedance = %.1f ohm\n\n",Z);
printf("(e) Power consumed = %d W",P);
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