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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?
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?
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Solution
The correct option is D Neither converging nor diverging
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.
Neither converging nor diverging
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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