Q:

A convex lens of focal length f1 and a concave lens of focal length f2 is placed in contact. The focal length of the combination is ??

A) f1f2/f1-f2 B) f1f2/f2+f1
C) f2 – f1 D) f2 + f1
 

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Category: Physics MCQs
Sub Category: Physics MCQ Questions

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