The radius of curvature of a spherical mirror is 20 cm. What is its focal length?
10 Likes
Answered By
7 Likes
Define the principal focus of a concave mirror.
Name the mirror that can give an erect and enlarged image of an object.
Why do we prefer a convex mirror as a rear-view mirror in vehicles?
Find the focal length of a convex mirror whose radius of curvature is 32 cm.