First slide

Alternating Current and voltage

Question

The ratio of peak value and r.m.s value of an alternating current is

Easy

A

1
B

$\frac{1}{2}$
C

$\sqrt{2}$
D

$1 / \sqrt{2}$

Solution

$I_{r m s} = \frac{I_{o}}{\sqrt{2}}$

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