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//Ex10_8 Pg-519
clc
A=5000 //voltage gain
Ri=10000 //input resistor in ohm
Ro=100 //load resistor in ohm
Rf=0 //feedback resistor in ohm
Rin=A*Ri/(1+Rf/Ri) //input resistance of buffer circuit
printf("Input resistance of buffer circuit = %.0f*1e7 ohm \n",Rin*1e-7)
Rout=Ro/A*(1+Rf/Ri) //output resistance of buffer circuit
printf(" Output resistance of buffer circuit = %.2f ohm",Rout)
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