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Ranbir Claims to Have Obtained an Image Twice the Size of the Object with a Concave Lens. is He Correct? Give a Reason for Your Answer. - Physics

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Question

Ranbir claims to have obtained an image twice the size of the object with a concave lens. Is he correct? Give a reason for your answer.

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Solution

No, he is not correct.
Reason: Magnified image of an object cannot be formed by a concave lens ever. Because, no matter where the object is placed in front of a concave lens, it always forms a virtual, erect, and diminished image of the object.

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2013-2014 (March) Science Paper 1
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