Question

write diffrence b/w concave and convex mirror​

Answer 1

Answer:

When an object is near a plane mirror, the image is erect, virtual and of the same size at the object. A concave mirror gives a magnified and erect image of a nearby object whereas a convex mirror gives an erect and diminished image. For the rear view mirror in a car.

Answer 2

Spherical mirrors whose inner side is reflecting are called concave mirrors. Spherical mirrors whose outer side is reflecting are called convex mirrors. It's focus and centre of curvature lies behind the mirror.