Physics, asked by arpitamohini422, 1 day ago

a concave lens produces an image 20cm from the lens the focal length of the lens is

Answers

Answered by itsayushkumar2905

0

Answer:

- 60

Explanation:

A concave lens produces an image 20 cm from the lens for an object placed 30 cm from the lens. The focal length is. -60 cm.

hope it is helpful

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