A 12 kΩ resistor is in series with a 90 mH coil across an 8 kHz ac source. Curr

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Question - A 12 kΩ resistor is in series with a 90 mH coil across an 8 kHz ac source. Current flow in the circuit, expressed in polar form, is I = 0.3 ∠0° mA. The source voltage, expressed in polar form, is

Options:

A . 3.84 ∠20.6° V

B . 12.8 ∠20.6° V

C . 0.3 ∠20.6° V

D . 13.84 ∠69.4° V

Answer: Option A

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