How do you verify experimentally that the focal length of a convex lens is increased when it is kept in water?
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Explanation:
If to a certain height the lens is dipped which is greater than the focal length of the lens in the air than that image would be clearly visible therefore, the focal length of the lens will increase in the water.
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3
Answer:
If to a certain height the lens is dipped which is greater than the focal length of the lens in the air than that image would be clearly visible therefore, the focal length of the lens will increase in the water.
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