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The moving coil instrument measures the ___________ of the signal.

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The moving coil instrument measures the ___________ of the signal.

(a) Average value

(b) R.M.S value

(c) Zero value

(d) Half value

The question was posed to me in an online interview.

The doubt is from Solar Powered Vehicles in division Solar and Battery Powered Drives of Electric Drives

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Correct choice is (b) R.M.S value

For explanation: The moving coil instrument measures the R.M.S value of the signal. The moving coil instrument can be used to measure the DC value.

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