Question

uses convex of mirror??

Answer 1

hey mate!!

here is u r answer!!

________________________________

as a rear view mirror in vehicle because it provides the maximum rear field of view and image formed is always erect.

in sodium reflector lamp.

ok help u

Answer 2

The convex mirror is used as side-view mirror on the passenger’s side of a car because it forms an erect and smaller image for the way behind the car .
They are also used in making lenses of sunglasses. 
They are used in magnifying glass.
They are used in telescopes .
They can be used as street light reflectors because they can spread the light over a bigger area.