Magnetic Effects of Current and Magnetism Part 1

Section: Physics

Question : 66 of 100

Marks: +1, -0

To know the resistance G of a galvanometer by half deflection method, a battery of emf VE and resistance R is used to deflect the galvanometer by angle θ. If a shunt of resistance S is needed to get half deflection then G, R andS are related by the equation :

[Main 9 Apr 2016]

2S(R+G)=RG
S(R+G)=RG
2S=G
2G=S

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