A coil of inductive reactance 31Omega ha...

A coil of inductive reactance `31Omega` has a resistance of `8Omega`. It is placed in series with a condenser of capacitative reactance `25Omega`. The combination is connected to an AC source of `110V`. The power factor of the circuit is

`0.33`

`0.56`

`0.64`

`0.8`

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