Question

A point light source is kept in front of a convex mirror at a distance of 40 cm. The focal length of the mirror is 40 cm. Find the position of the image.

Answer 1

Answer:

The image will be formed on the pole.

Explanation:

Referred to the attachment.

Answer 2

Answer:

1/f=1/v+1/u

1/v=1/f-1/u

1/v=1/40-1/-40

1/v=1/40+1/40

1/v=2/40

1/v=20cm

v=20cm