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A galvanometer of resistance 50Omega is ...

A galvanometer of resistance `50Omega` is connected to a b attery of 3V alongwith a resistance of `2950Omega` in series. A full scale deflection of 30 division is obtained in the galvanometer in order to reduce this deflection to 20 division. The resistance in sereis. should be:-

A

`2950Omega`

B

`1500Omega`

C

`4440Omega`

D

`7400Omega`

Text Solution

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The correct Answer is:
B
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