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A galvanometer of resistance G is shunt...

A galvanometer of resistance `G` is shunted by a resistance `S ohm`. To keep the main current in the circuit uncharged, the resistnace to be put in series with the galvonmeter

A

`(G^(2))/((S +G))`

B

`(G)/((S + G))`

C

`(S^(2))/((S+G))`

D

`(SG)/((S+G))`

Text Solution

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The correct Answer is:
A
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