Question

With the help of a diagram explain that why a convex mirror is perfect for rear view mirror in motor car

Answer 1

Answer:

Convex mirror is used as rear view mirror as it gives a clear diminished and an erect image of the traffic that is behind you. Also, has a large field of view i.e. it covers a wide range of the traffic behind you and gives a very clear image. ... Hence, a convex mirror is used.

Answer 2

A convex mirror diverges the incident rays and forms a small and erect image between the pole and focus. This fact enables us to use it as a rear view mirror in motor car to get a larger view of the traffic approaching.
The diagram attached below shows that a convex mirror gives a larger view as compared to a plane mirror.