The current through an inductor of imped...

The current through an inductor of impedance `10Omega` lags behind the voltage by a phase of `60^(@)` when just the inductor is connected to the ac source. Now the inductor is connected to a `5Omega` resistance in series, then the net impedance of the circuit is

A

`15Omega`

B

`12Omega`

C

`13.2Omega`

D

`18Omega`

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The correct Answer is:

C

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