What is the ratio of the height of an image to the height of an object known as ?

State the relation between object distance, image distance and focal length of a spherical mirror (concave mirror or convex mirror).

Write the mirror formula. Give the meaning of each symbol which occurs in it.

Define linear magnification produced by a mirror.

Write down a formula for the magnification produced by a concave mirror.

(a) in terms of height of object and height of image

(b) in terms of object distance and image distance