In the circuit shown, the current through the `4 Omega` resistors is `1 amp` when the points `P` and
Channel: Doubtnut
Date: 23/08/2020

In the circuit shown, the current through the `4 Omega` resistors is `1 amp` when the points `P` and `M` are connected to a `dc` voltage source. The potential difference between the points `M` and `N` is.