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An alternating current in a circuit is g...

An alternating current in a circuit is given by l = 20 sin ( 100`pi`t + ` 0.05pi `) A. The rms value and the frequency of current respectively are

A

10Aand 100Hz

B

10Aand50Hz

C

`10sqrt2`and 50Hz

D

`10sqrt2` and 100Hz

Text Solution

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The correct Answer is:
C
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