Physics, asked by harshpatil123456, 8 months ago

A concave lens has a focal length of 20 cm. At what distance from the lens, a 5 cm tall object is placed so that it forms an image at 15 cm from the lens?

Answers

Answered by AnikRoy2008

2

Answer:

I think the answer will be 40cm.

Answered by shelza74

3

Answer:

5/4 is the answer..

Explanation:

plzz mark it as answer

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