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//Example number 7.2, Page number 146
clc;clear;
close;
//Variable declaration
A=100*10**-4; //area(m**2)
epsilon0=8.85*10**-12;
d=1*10**-2; //separation(m)
V=100; //potential(V)
//Calculation
C=A*epsilon0/d*10**12; //capacitance(PF)
Q=(C/10**12)*V; //charge on plates(C)
//Result
printf("capacitance is %.2f pF",C)
printf("\n charge on plates is %.2e C",Q)
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