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Relation between the mean value and the ...

Relation between the mean value and the r.m.s. value of a sinusoidal ac is

A

`I_(rms)=(2sqrt2//pi)I_m`

B

`I_(rms)=I_m//sqrt2`

C

`I_(rms)=sqrt2I_m`

D

`I_m=(2sqrt2//pi)I_(rms)`.

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