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Refraction of Light

Imagine a con...

Question

Imagine a concave lens placed in a liquid whose optical density is equal to that of the liquid. What will be the nature of the lens?

A

Diverging

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B

Converging

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C

It acts an opaque object

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D

Doesn’t have any effect

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Solution

The correct option is D Doesn’t have any effect
When the lens has an optical density equal to the medium, there will be no change in the speed of light at any point, hence, no refraction. So it neither diverges nor converges the light.

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