The ratio of rms value to average value of an ac quantity is called form factor.

Form Factor = RMS value/ Average value

The ratio of maximum value to the RMS value of an ac quantity is called as peak factor.

Peak Factor = Maximum Value/RMS value

The ratio of rms value to average value of an ac quantity is called form factor.

Form Factor = RMS value/ Average value

The ratio of maximum value to the RMS value of an ac quantity is called as peak factor.

Peak Factor = Maximum Value/RMS value

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