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The power factor of an AC circuit having...

The power factor of an AC circuit having resistance (R) and inductance (L) connected in series and an angular velocity `omega` is

A

`(sqrt(R^(2) + omega^(2) L^(2)))/(R )`

B

`(R )/(sqrt(R^(2) + omega^(2) L^(2)))`

C

`(omega L)/(R )`

D

`(R )/(omega L)`

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