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Rules of Ray Diagram for Representation of Image

A convex lens...

Question

A convex lens of focal length $1 m e t r e$ and a concave lens of focal length $0.25 c m$ are kept $0.75 m$ apart. A parallel beam of light first passes through the convex lens, then through the concave lens and comes to a focus $0.5 m$ away from the concave lens.

A

True

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B

False

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Solution

The correct option is B False
Light after converging meets at (assume) $25$ cm in front concave lens which is equal to focal length the light becomes parallel.

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