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Which has more power : a thick convex lens or a thin convex lens, made of the same glass? Give reason for your choice.

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Question

Which has more power : a thick convex lens or a thin convex lens, made of the same glass? Give reason for your choice.

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Solution

A thick convex lens has more power than a thin one because it has greater curvature or lesser focal length than a thin lens. 

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Chapter 2: Refraction of Light - Exercise 7 [Page 131]

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Lakhmir Singh Physics Part 1 [English] Class 10
Chapter 2 Refraction of Light
Exercise 7 | Q 8. | Page 131

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