Reflection of Light at Curved Surfaces Quiz 7

Find the focal length of a spherical mirror when the radius of curvature is 20 cm.

Convex mirror is used as …………

The mirror used by ENT specialists is

Which of the following mirror is used as rear view mirror?

A concave mirror is made by cutting a portion of a hollow glass sphere of radius 24 cm. Find the focal length of the mirror.

Looking into a mirror one finds his image long and thin; the mirror is ……………

Which of the following is not related to a concave mirror?

$f=\frac R2$ is valid

No matter how far you stand from a mirror, your image appears erect. The mirror is likely to be

The distance between the two opposite points on circular boundary of a mirror is called its