Chapter Light : Reflection & Refraction

Mirrors whose reflecting surfaces are spherical are called spherical mirrors

• True

• False

A spherical mirror , whose reflecting surface is curved inwards. that is faces towards the center of the sphere is called

• concave morror

• convex mirror

Draw a concave mirror

Draw a convex mirror

A spherical mirror whose reflecting surface is curved outwards is called a convex mirror

• True

• False

The center of the reflecting surface of a spherical mirror is called

• P-Pole of the mirror

• P- focus of the mirror

• P- aperature of the mirror

• none of these

The reflecting surface of a spherical mirror forms a part of a sphere. This sphere has centre. This point is called the centre of curvature denoted by C.

• True

• False

The centre of curvature of a concave mirror lies ________

• in front of it

• behind the mirror

The centre of curvature for convex mirror lies _________

• in front of mirror

• behind the mirror

The distance between the pole and centre of curvature is called _____

• Radius of curvature

• curvature of mirror

• radius of circle

• none of these