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A lens of refractive index n is put in a liquid of refractive index n. If focal length of lens in air is f, its focal length in liquid will be-

A lens of refractive index n is put in a liquid of refractive index n. If focal length of lens in air is f,
its focal length in liquid will be-
 

Grade:12

1 Answers

J.P. Dhiraj kumar
32 Points
7 years ago
The focal lenght of the lens will be infinity as the lens acts as a glass sheet when kept in a liquid of same refractive index.

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