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+// Exa 7.31

+clc;

+clear;

+close;

+// Given data

+f1= 1;// in MHz

+f1=f1*10^6;// in Hz

+f2= 2;// in MHz

+f2=f2*10^6;// in Hz

+C1=480;// in pF

+C1=C1*10^-12;// in F

+C2=90;// in pF

+C2=C2*10^-12;// in F

+R=10;// in ohm

+omega1= 2*%pi*f1;// in radians/sec

+omega2= 2*%pi*f2;// in radians/sec

+

+// Part (i)

+Cd= (C1-4*C2)/3;// in F

+disp(Cd*10^12,"Self capacitance of the coil in pF")

+

+// Part(ii)

+Q_indicated1= 1/(omega1*(C1+Cd)*R);

+disp(Q_indicated1,"Indicated or effective Q for first measurement")

+Q_True1=  1/(omega1*C1*R);

+disp(Q_True1,"True Q for first measurement is ");

+Q_indicated2= 1/(omega2*(C2+Cd)*R);

+disp(Q_indicated2,"Indicated or effective Q for second measurement")

+Q_True2=  1/(omega2*C2*R);

+disp(Q_True2,"True Q for second measurement is ");