A student places a convex lens in sunlight and notices a small bright spot forms on a paper held below the lens. What property of the lens allows this to happen?

Question

A student places a convex lens in sunlight and notices a small bright spot forms on a paper held below the lens. What property of the lens allows this to happen? — Exam MCQ

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B. The lens focuses parallel rays to a single point — The correct choice is The lens focuses parallel rays to a single point. It follows from the laws of reflection/refraction and the standard image-formation properties of lenses, mirrors or optical systems.

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A. The lens diverges the rays in all directions

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C. The lens only works for colored light

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D. The lens blocks all rays from passing through

A student places a convex lens in sunlight and notices a small bright spot forms on a paper held below the lens. What property of the lens allows this to happen?

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