Question

Why concave mirror is used in moving coil galvanometer?

Answer 1

This is done in dedicated galvanometer to improve balance, sensitivity and readability. It eliminates parallax errors because the indicator is on the scale instead of in front of the scale.

Answer 2

Explanation:

This is done and dedicated galvanometre to improve balance,sensitivity and readability.

It eliminates parallax errors because the indicator is on the scale instead of in front of the scale.