Question

An object of height 5Cm, is placed at a distance 20 Cm from a concave
mirror of focal length 15cm. Find the position of the image and height of the
image.

Answer 1

Answer:

hope it will help you

Explanation:

The screen should be placed at 60 cm from the mirror. The image is real. Magnification m = h'/h = − v/u = 60/(– 20) = – 3 Height of the image h' = mh = (– 3)x5 = − 15 cm The image in inverted and enlarged.