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Question
The working principle of lenses is ___.
The working principle of lenses is ___.
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Solution
The correct option is C refraction
Refraction happens when light rays travel through media of varying optical densities. The emergent ray is bent and this bending is exploited in the construction of lenses. Lenses either converge or diverge light depending on the type of lens.
Refraction happens when light rays travel through media of varying optical densities. The emergent ray is bent and this bending is exploited in the construction of lenses. Lenses either converge or diverge light depending on the type of lens.
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