CUET and UG exam CUET UG 2025 Mock Test Series Physics Current, Resistance and Electricity Potentiometer
In a potentiometer arrangement a cell of 1.5 V gives a balance point at 45.0 cm length of the wire. If the cell is replaced by another cell and the balance point shifts to 75.0 cm. what is the emf of the second cell?
1
2.5 V
2
1.0 V
3
1.1 V
4
1.5 V