Question

A collimated beam of light of diameter 1 mm is propagating along the x-axis. The beam is to be expanded to a collimated beam of diameter 10 mm using a combination of two convex lenses. A lens of
focal length of 50 mm and another lens with focal length F are to be kept at a distance d between them.
The value of F and d respectively are​

Answer 1

Explanation:

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