If the object is shifted by a distance d towards a plane mirror, the image will shift by distance …………… towards the mirror.

1. d
2. 2d
3. 3d
4. None of the above

Select the luminous object(s) from the following :

Sun, Moon, Earth, Shooting star, Fire

State which surface of the plane mirror reflects most of the light incident on it — the front smooth surface or the back silvered surface.

A light ray is incident normally on a plane mirror.

(a) What is its angle of incidence?

(b) What is the direction of reflected ray? Show it on a diagram.