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Answer: b
Explanation: In any ac circuit, the voltage measured will not be exact maximum. In order to normalise, we assume the instantaneous voltage at any point be 70.7% of the peak value, which is called the root mean square (RMS)voltage.
Answer: b
Explanation: In any ac circuit, the voltage measured will not be exact maximum. In order
to normalise, we assume the instantaneous voltage at any point be 70.7% of the peak
value, which is called the root mean square (RMS)voltage.