Question:
The potentiometer wire AB shown in figure (32-E26) is $40 \mathrm{~cm}$ long. Where the free end of the galvanometer should be connected on $\mathrm{AB}$ so that the galvanometer may show zero deflection?
Solution:
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.