Question

If the galvanometer and battery are interchanged at the balance position, how will the balance point get affected?

Answer 1

If galvanometer and battery are interchanged, there is no effect on the balance Point3.

Answer 2

If the galvanometer and battery are also interchanged there will be no effect on the position of the balance point

this is based on the principle of meter bridge or WHEATSTONE BRIDGE

according to tho this principle If there is null deflection in the galvanometer then the Wheatstone bridge is in balanced condition and in this condition

P/Q=R/S

I HOPE YOU LIKE MY ANSWER 

PLS VOTE ME FOR MANY OTHER QUESTIONS