(a) With the help of a diagram , explain the principle and working of a moving coil galvanometer
Channel: Doubtnut
Date: 2020-01-03

(a) With the help of a diagram , explain the principle and working of a moving coil galvanometer . (b) What is the importance of a radial magnetic field and how is it produced ? (c) Why is it while using a moving coil galvometer as a voltmeter a high resistance in series is required whereas in an ammeter a shunt is used ?