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When 100V. DC is applied across a soleno...

When 100V. DC is applied across a solenoid a current of 1A flows in it. When 100V, AC is applied across the same coil, the current drops to 0.5A. The frequency of the AC is 50Hz. The impendence and inductance of the solenoid are

A

200Omega and 0.55H

B

100Omega and 0.86H

C

200Omega and 1.0H

D

100Omega and 0.93H

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The correct Answer is:
A
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