If n represents the actual number of deflections in a converted galvanometer of resistance G and shunt resistance S. Then the total current I when its figure of merit is K will be:

Question

${{KS} \over {(S + G)}}$

${{(G + S)} \over {nKS}}$

${{nKS} \over {(G + S)}}$

${{nK(G + S)} \over S}$

Solution

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