Physics, asked by gumasaanji2004, 7 months ago

How do you verify experimentallybthat the focal length of a convex lens is increased when it is kept in water???

Answers

Answered by somnath523

Explanation:

Procedure : i) Take a cylindrical glass tumbler whose height is much greater than the focal length of the lens and fill it with water. ii) Keep a black stone at the bottom of the vessel. ... vii) From this we conclude that the focal length of a convex lens is increased when it is kept in water

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