In a potentiometer experiment, the galvanometer shows no deflection when a cell is
Channel: Doubtnut
Date: 2020-01-19

In a potentiometer experiment, the galvanometer shows no deflection when a cell is connected across `60 cm` of the potentiometer wire. If the cell is shunted by a resistance of `6 Omega`, the balance is obtained across `50 cm` of the wire. The internal resistance of the cell is