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The voltage of an ac source varies with ...

The voltage of an ac source varies with time according to the equation `V = 100 sin 100 pit cos 100 pit` where t is in seconds and V is in volt. Then

A

The peak voltage of the source is 100 V

B

The peak voltage of the source is 50 V

C

The peak voltage of the source is `100//sqrt2`

D

The frequency of the source is 50 Hz

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The correct Answer is:
B
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