Define RMS value.
asked Aug 8, 2018 in Electrical Engineering by
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Effective value of varying current or voltage.
answered Aug 11, 2018 by
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It is the effective value of voltage or current that keeps on changing.
answered Aug 27, 2018 by
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RMS Value of Sinusoidal AC Waveform: The RMS value is the Root Mean Square value. It is defined as the square root of the mean value of the squares of the alternating quantity over one cycle. 

And/OR 

For an alternating current, the RMS value is defined as that value of steady current (DC) which produces the same power or heat as is produced by the alternating current during the same time under the same conditions.

answered Sep 7, 2018 by