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Sahay Sir > Question Answers > MTG NEET Physics > Part 2 > Chapter 9 - Ray Optics > A convex lens of focal length 20cm and made of glass refractive index 1.5 is immersed in water of μ=1.33. The change in focal length of the lens.

A convex lens of focal length 20cm and made of glass refractive index 1.5 is immersed in water of μ=1.33. The change in focal length of the lens.

A convex lens of focal length 20cm and made of glass refractive index 1.5 is immersed in water of μ=1.33. The change in focal length of the lens.