A hot plate of an electric oven connected to a `220 V` lines has two resistance coils
Channel: Doubtnut
Date: 2020-07-26

A hot plate of an electric oven connected to a `220 V` lines has two resistance coils `A and B`, each of  `24 Omega` resistance, which may be used separately, in series or in parallel. What are the currents in the three cases ?