Questions
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
detailed solution
Correct option is D
The parallel rays of light collect at the focus of the converging lens. Before reaching the focus, the rays converge, so the intensity increases. The intensity is maximum at the focus. The rays diverge after reaching focus. So the intensity decreases further.Talk to our academic expert!
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