Question

why does obtaining the image of the sun on a paper with the help of a concave mirror burn the paper? ​

Answer 1

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Bcoz concave mirror focus the sunlight at a particular point .Thus at that point the paper gets more heated .

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Answer 2

Answer:

Because concave mirror focus the sunlight at one particular point. At that particular point, amount of sunlight is converged and heat is trapped at that point. This is because, it burn the paper on which the image is focused.

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