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The potential differences across the res...

The potential differences across the resistance, capacitance and inductance are `80 V, 40 V` and `100 V` respectively in an `L-C-R` circuit. The power factor of this circuit is

A

`0.4`

B

`0.5`

C

`0.8`

D

`1.0`

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The correct Answer is:
C
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