In A Potentiometer Experiment, The Balancing Length With A Cell Is 240 Cm. On Shunting The Cell With A Resistance Of 2 ?, The Balancing Lengt
In a potentiometer experiment, the balancing length with a cell is 240 cm. On shunting the cell with a resistance of 2 Ω, the balancing length becomes 120 cm. The internal resistance of the cell is
(A) 1 Ω
(B) 0.5 Ω
(C) 4 Ω
(D) 2 Ω
asked Jul 10 12:00:00 AM