A galvanometer is used in laboratory for detecting the null point in electrical experiments. If, on passing a current of 6 mA it produces a deflection of 2o, its figure of merit is close to :

Question

A galvanometer is used in laboratory for detecting the null point in electrical experiments. If, on passing a current of 6 mA it produces a deflection of 2^o, its figure of merit is close to :

6 $ \times $ 10^–3 A/div

666^o A/div

3 $ \times $ 10^–3 A/div

333^o A/div

Solution

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