A galvanometer is used in laboratory for detecting the null point in electrical experiments. If, on passing a current of 6 m A it produces a deflection of 2 ° , 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 m A it produces a deflection of 2 ° , its figure of merit is close to :, 333 ° A / d i v, 6 × 10 - 3 A / div, 666 ° A / d i v ., 3 × 10 - 3 A / div

MARKS App · Accepted Answer

Current sensitivity = 1 θ = 6 × 10 - 3 2 = 3 × 10 - 3

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