Physics, asked by Khushii633, 1 year ago

What happens to focal length of convex lens in water

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Answered by sj747434

What happens to the focal length of the convex lens when it is immersed in water? Refractive index of the material of lens is greater than that of water. ... Now, when lens is kept in water ,we have to use refractive index of material of lens relative to water.

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