A coil has resistance 30 ohm and inducti...

A coil has resistance `30 ohm` and inductive reactance `20 ohm` at `50 Hz` frequency. If an ac source of 200 volts. `100 Hz`, is connected across the coil, the current in the coil will be

4.0 A

8.0 A

`20/sqrt(13) A`

2.0 A

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