Spherical mirrors

Identify the mirror.

• Plane mirror

• Convex mirror

• Concave mirror

• None of the above

Identify the mirror

• Plane mirror

• Convex mirror

• concave mirror

• None of the above

Which of the following best relates R and f ?

• R=f/2

• R=2f

• R=4f

• R=f/4

The distance from the pole to the focus of the spherical mirror is called--------

• Radius of curvature

• centre of curvature

• Focus

• Focal length

The ray parallel to the principal axis, after reflection from a concave mirror will----------

• pass through C

• pass through P

• pass through F

• retrace its path

The radius of curvature of a spherical mirror is 20 cm, What is its focal length?

• 20 cm

• 10 cm

• 40 cm

• 1/20 cm

Name the mirror that can give an erect and enlarged image of an object.

• Convex mirror

• Concave mirror

• Plane mirror

Name a mirror that can give an erect and diminished image of an object.

• Convex mirror

• Concave mirror

• Plane mirror

-------------mirror is used as rear view mirrors in vehicles.

• Convex

• Concave

• Plane

A ray directed towards the principal focus of a convex mirror, after reflection , will emerge-----------

• parallel to the principal axis

• perpendicular to the principal axis

• through the focus

• through the pole.