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The PMMC instrument measures the average value of the signal.

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The PMMC instrument measures the average value of the signal.

(a) True

(b) False

I have been asked this question by my college professor while I was bunking the class.

Enquiry is from Solar Powered Vehicles in section Solar and Battery Powered Drives of Electric Drives

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The correct choice is (a) True

Explanation: The Permanent magnetic moving coil instrument measures the average value of the signal. It is not suitable for AC measurement as pointer fluctuates in case of AC measurement.

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