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Light Reflection and Refraction
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16/08/2021 12:35 pm
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What is a lens? Distinguish between a convex lens and a concave lens. Which of the two is a converging lens convex lens or concave lens?
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16/08/2021 12:35 pm
A lens is a piece of transparent glass bound by two spherical surfaces.
A convex lens is thicker at the middle as compared to the edges; while a concave lens is thicker at the edges as compared to the middle.
Convex lens is converging lens.