When 100 V dc is applied across a solinoid, a current of 1.0 A flows in it. When 100 V
Channel: Doubtnut
Date: 2020-08-02

When 100 V dc is applied across a solinoid, a current of 1.0 A flows in it. When 100 V ac is applied across the same coil. The current drops to 0.5A. If the frequency of the ac source is 50 Hz, the impedance and inductance of the solenoid are