Question

An object is kept at a distance of f/2 cm from a concave mirror from its pole. What will be the nature and magnification of image formed by the mirror?

Answer 1

Answer:

U=-2f

V=?

1/u+1/v=1/f

1/-2f + 1/v = 1 /f

1/v= 1/f + 1/2f

V = 2f/3

Now, m=-v/u

=-2f/3*-2f

=1/3