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If the voltage in an ac circuit is repar...

If the voltage in an ac circuit is reparesented by the equation `V=220 sqrt(2) sin (314 t - phi)`, calculate
rms value of the voltage

A

`220 V`

B

` 314 V`

C

` 220 sqrt(2) V`

D

`200 // sqrt(2) V`

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