Q11-(a) If the image formed by a lens is diminished in size and erect, for all positions of the object, What type of lens is it?
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Answer:
If the image formed by a lens is diminished in size and erect, for all positions of the object, the lens is concave
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Explanation:
) If the image formed by a lens is diminished in size and erect, for all positions of the object, the lens is concave.
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