A coil has an inductance of `0.7 H` and is joined in series with a resistance of `220 Omega`. When
Channel: Doubtnut
Date: 2020-02-16

A coil has an inductance of `0.7 H` and is joined in series with a resistance of `220 Omega`. When an alternating e.m.f of `220 V` at 50 c.p.s. is applied to it, then the wattless component of the current in the circuit is