Find the deflection produced by 300 V

Posted on 2014-01-16 13:40:00 in Engineering by MANCHESTER_008

The resistance of a moving coil voltmeter is12,000 ohms. The moving coil has 100 turns and is 4cm long and 3cm wide. The flux density in the airgap is 6 x 10^-2 Wb/m². Find the deflection produced by 300 V if the spring control gives a deflection of one degree for a torque of 25 x 10^-7 N-m.

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