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Question: Answered & Verified by Expert
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 of the principal axis, the intensity of light
PhysicsRay OpticsKCETKCET 2009
Options:
  • A first decreases and then increases
  • B continuously increases
  • C continuously decreases
  • D first increases and then decreases
Solution:
1418 Upvotes Verified Answer
The correct answer is: first increases and then decreases
Beam first converges and then diverges ie intensity of light first increases and then decreases.

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