Consider the potentimeter circuit arranged as in figure. The potentometer wire is
600 cm long.
(a) At what distance from the point
A should the jockey touch the wire to get zero deflection in the galvanometer?
(b) If the jockey touches the wire at a distance of
560 cm from A, what will be the current in the galvanometer?
![1122814_faf426124d944d07adb01d4897382ea7.png](https://search-static.byjusweb.com/question-images/toppr_ext/questions/1122814_faf426124d944d07adb01d4897382ea7.png)