Answers

2015-03-01T01:21:31+05:30
A moving coil galvanometer works on the principle that when a current carying coil is kept in a uniform magnetic field it experiences a torque
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2015-03-01T09:14:22+05:30
Electromagnetic induction that is when a solenoid passes through a current carrying coil it experiences a force which is represented by a  deflection in the galvanometer.
It is basically faraday's experiment

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