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//To find the Impedance the Peak Current and Resonant Frequency of the LCR Series Circuit
//Example 39.4
clear;
clc;
L=100*10^-3;//Self Inductance of Inductor inHenry
C=100*10^-6;//Capacitance of Capacitor in Farads
R=120;//Resitance of Resistor in ohms
E0=30;//Peak Value of EMF of AC source in Volts
w=100;//Angular Frequency of the AC source
X=(1/(w*C))-(w*L);//Reactance of the Circuit in ohms
Z=sqrt(R^2+X^2);//Total Impedance of the Circuit
printf("Impedance of the LCR Series Circuit = %.0f ohms",Z);
i0=E0/Z;//Peak Value of Current in Amperes
printf("\n Peak current Value of the LCR Series Circuit = %.1f A",i0);
f=(1/(2*%pi))*sqrt(1/(L*C));//Resonant Frequency of the Circuit
printf("\n Resonant Frequency of the LCR Series Circuit = %.0f Hz",f);
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