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//chapter-10,Example10_8,pg 503
R1=120//resistance of arm-1
R2=120//resistance of arm-2
R3=120//resistance of arm-3
R4=121//resistance of arm-4
Rm=100//meter resistance
Vs=6//source voltage
n=1*10^-3//meter sensitivity
Vm=Vs*((R1/(R1+R2))-(R3/(R3+R4)))//voltage across meter
Rb=(R1*R2)/(R1+R2)+(R3*R4)/(R3+R4)//thevenised bridge resistance
Ig=(Vm/(Rb+Rm))//current through galvanometer
D=Ig*10^6
printf("deflection in meter\n")
printf("D=%.2f mm\n",D)
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