//Chapter-5, Example 5.16, Page 175 //============================================================================= clc clear //INPUT DATA R=10;//resistance in ohms L=0.1;//inductance in Henry C=150;//capacitor in uf V=200;//voltage in V f=50;//frequency in hz //CALCULATIONS Xc=1/(2*%pi*f*C*10^-6);//Capacitive reactance in ohms Xl=(2*%pi*f*L);//inductive reactance in ohms Z=R+((%i)*(Xl-Xc));//impedance in ohms z1=sqrt((R)^2+(Xl-Xc)^2);//magnitude of Z I=V/z1;//current in A pf=R/z1;//power factor----->cos(phi) //As Xl-Xc is inductive,pf is lagging z2=sqrt((R^2)+(Xl)^2);//impedance of coil in ohms Vl=I*(z2);//voltage across coil in volts Vc=I*(Xc);//voltage across capacitor in volts mprintf("Thus inductive reactance,capacitive reactance,impedance,current,powerfactor are %2.2f ohms,%2.2f ohms,%2.2f ohms,%d A,%1.1f respectively,",Xl,Xc,z1,I,pf); //=================================END OF PROGRAM====================================================================================================== ;