When `100`volts `DC` is applied across a coil, a current of `1amp` flows through it. When `100`
Channel: Doubtnut
Date: 2020-01-19

When `100`volts `DC` is applied across a coil, a current of `1amp` flows through it. When `100` volt `AC` at `50` cycles `s^(-1)` is applied to the same coil, only `0.5` ampere current follows.