SSC JE Electrical Engineering 24 Jan 2018 Morning Paper

Question : 131 of 199

Marks: +1, -0

What will be the peak value of voltage (in V) of a voltage waveform, when the root mean square value of the voltage is 30 V?

Solution:

Given data

\V_\rms

= 30 V

\V_\m = ?

Now

\V_\rms=\V_\peak/√2

⇒ \V_\peak=\V_\rms×√2=30√2

= 42.42 V

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