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//chapter2,Example2_1,pg 23
//for fig. 2.7
ic=1*10^-3//constant current source
Rf=15*10^3//feedback resistance
Rs=10*10^3//input resistance
Rx=1*10^3//unknown resistance
Vo1=ic*Rf*(Rx/(1+(Rx*Rs)))//output voltage case-1
printf("output voltage for case-1\n")
printf("\nVo1=%.4f V\n",Vo1)
//for fig. 2.8
R1=10//unknown resistance
R2=1*10^3//input resistance
Vo2=ic*Rx*(R1/(1+R1*R2))//output voltage case-2
printf("output voltage for case-2\n")
printf("\nVo2=%.4f V\n",Vo2)
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