a 4 In a potentiometer the balance length with standard

Last updated: 6/24/2023

a 4 In a potentiometer the balance length with standard cadmium cell is 509 cm The emf of cell which when connected in the place the standard cell gave a balance length of 750 cm is emf of standard cell is 1 018V 1 1 5V 2 0 5V 3 1 08V 4 1 2V