Bhautik Study

Question. In a potentiometer circuit a cell of EMF 1.5 V gives balance point at 36 cm length of wire. If another cell of EMF 2.5 V replaces the first cell, then at what length of the wire, the balance point occur?

(1) 60 cm

(2) 21.6 cm

(3) 64 cm

(4) 62 cm

                                                                                                                        (NEET-2021)