The peak value of alternating voltage is 423 V. its root mean square value is

The peak value of an alternating voltage is 350 V. Calculate its r.m.s. value.

The peak vlaue of alternating current is 5sqrt(2) . The mean square value fo current will be

If the peak value of a.c. current is 4.24A , what is its root mean square value ?

A peak value of alternating voltage is 494.97 V. Find reading on voltmeter used to measure it?

The amplitude of an alternating voltage is 240 V. What is its rms value?

If the peak value of an alternating emf is 15V, what is its mean value over half cycle?

The amplitude of an alternating voltage is 120 V. What will be its rms value?

Prove for an a.c. circuit V_r.m.s. = V_0/sqrt2 , where V_0 = peak value of potential and V_r.m.s. root mean square value of potential.