The coil of a tangent galvanometer is 11 cm in radius . How many turns of the wire should be wound on it if a current of `70 mu` A is to produce a def
The coil of a tangent galvanometer is 11 cm in radius . How many turns of the wire should be wound on it if a current of `70 mu` A is to produce a deflection of `45^(@)` . Given `B_(H)=0.32` gauss.
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