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A beam of parallel rays is brought to fo...

A beam of parallel rays is brought to focus by a planoconvex lens. A thin Concave lens of the same focal length is joined to the first lens. The effect of this is

A

focal point shifts away from the lens by a small distance.

B

focus remains undisturbed.

C

focus shifts to infinity.

D

focal point shifs towards the lens by a small distance.

Text Solution

Verified by Experts

The correct Answer is:
C
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