Choose the correct answer

A rod of length 10 cm lies along the principal axis of a concave mirror of focal length 10 cm in such a way that its end closer to the pole is 20 cm away from the mirror. The length of the image is, (AIPMT Main 2012)

- (a) 2.5 cm

- (b) 5cm

- (c) 10 cm

- (d) 15cm

Correct Answer:

(b) 5cm

0

Answered on 29/10/2020 at 12:40PM by Thamizh