3 In a potentiometer experiment a wire AB of length 1 2 m is

Last updated: 6/2/2023

3 In a potentiometer experiment a wire AB of length 1 2 m is used For the circuit shown the current through galvanometer becomes zero when the jockey is touched at point P If AP 1 0m the resistance per unit length of the wire AB is 22 m A 40 V 19 292 www P A B