Ask a Question

An object is placed 40cm in front of a concave lens of focal length 20cm; determine the position of the image.

0 votes
255 views
in Physics Form 4 by
An object is placed 40cm in front of a concave lens of focal length 20cm; determine the position of the image.

1 Answer

0 votes
by

1/-f = 1/V + 1/U
-1/20 = 1/V + 1/U
1/V = 1/20 - 1/40 = -2-1/40 = 3/40
V= -40/3 = 13.3cm

Related questions

Welcome to EasyElimu Questions and Answers, where you can ask questions and receive answers from other members of the community.

Categories

5.9k questions

8.3k answers

6 comments

590 users

Download Notes
© EasyElimu Educational Services 2023
...