## Related questions with answers

Question

By what factor do you multiply the maximum emf to calculate the rms emf for an alternating current? F. 2, G. $\sqrt{2}$, H. $\frac{1}{\sqrt{2}}$, J. $\frac{1}{2}$.

Solution

VerifiedAnswered 2 years ago

Answered 2 years ago

Step 1

1 of 2$\triangle V_{rms} = V_{max} / \sqrt{2}$

To find rms value of emf, we use following relation between $\triangle V_{rms}$ and $V_{max}.$

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