Question

appreciate the role of convex mirrors

Answer 1

Convex lenses have a significant drawback when used in optical applications like binoculars and telescopes. Light is often passed through a convex lens incorrectly, causing the image to appear with incorrect colors. Concave lenses are used in binoculars and telescopes so what you see is the correct color.

Answer 2

The role of convex mirror is diverge the rays of light. It is used in the rear view mirror as it can give a wider view.