Question:
In the figure the potentiometer wire AB of length L has
Last updated: 6/26/2023
![In the figure the potentiometer wire AB of length L has](https://media.kunduz.com/media/sug-question-candidate/20210712012431366419-2383572.jpg?h=512)
In the figure the potentiometer wire AB of length L has resistance 5r is joined to the cell D of emt E and internal resistance The cell C semfis resistance is 2r The galvanometer shows zero deflection when AJ 5 Then the value of a is P w lesi and its internal