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A convex lens of focal length f is combined with a concave lens of same focal length what is power of combination

Aishwarya , 11 Years ago
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anser 1 Answers
Komal

Last Activity: 9 Years ago


Exactly the same as two resistors in parallel.
Assuming the lenses are are very thin and in direct contact
Power of combination P = P1 + P2

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