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If a direct current of value a ampere is...

If a direct current of value a ampere is superimposed on an alternating current `1 = b sin omega t` flowing through a wire, what is the effective value of the resulting current in the circuit?

A

`[(a^(2)+b^(2))/(2)]^(1/2)`

B

`[a^(2)+(1)/(2)b^(2)]^(1/2)`

C

`[a^(2)+b^(2)]^(1/2)`

D

`[(1)/(2)a^(2)+b^(2)]^(1/2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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