A coil when connected across a 10 V d.c. supply draws a current of 2 A. When it is
Channel: Doubtnut
Date: 2020-08-16

A coil when connected across a 10 V d.c. supply draws a current of 2 A. When it is connected across 10 V - 50 hz a.c. supply the same coil draws a current of 1 A. Explain why? Hence determine self inductance of the coil.