Question

In a potentiometer experiment the balancing length with a cell is 560 cm when an external resistance of 10 ohms is connected in parallel to the cell , the balancing lengthy changes by 60 cm. The internal resistance of the cell in ohms is
1) 3.6
2) 2.4
3)1.2
4) 0.6​

Answer 1

Answer:

0.6 i thin but im not sure