A cell of e m f 4 V and of negligible internal resistance is

Last updated: 6/19/2023

A cell of e m f 4 V and of negligible internal resistance is connected in series with a potentiometer wire of length 400 cm The e m f of a Leclanche cell is found to be balanced at 150 cm from the positive end of the potentiometer wire What is the e m f of the Leclanche cell YOU A 1 V B 1 5 V C O 2 V