Physics · AC Circuits
The RMS value of voltage (Vrms) in a purely resistive sinusoidal AC circuit is related to peak voltage (Vm) by which formula?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Vrms = Vm
- 2Vrms = Vm√2✓
- 3Vrms = √2 Vm
- 4Vrms = √2Vm
Correct answer
Vrms = Vm√2
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