HC Verma - Concepts of Physics Part 1

Book: HC Verma - Concepts of Physics Part 1

Chapter: 18. Geometrical Optics

Subject: Physics - Class 11th

Q. No. 11 of Objective I

Listen NCERT Audio Books to boost your productivity and retention power by 2X.


A parallel beam of light is incident on a converging lens parallel to its principal axis. As one moves away from the lens on the other side on its principal axis, the intensity of light

We know that, parallel beams of light converge at focus. So, surely, the intensity will increase up to focus and reduce later on as the rays will diverge.

Chapter Exercises

More Exercise Questions