A convex lens of focal length 20cm can produce a magnified virtual as well as real image. Is this a correct statement? If yes, where shall the object be placed in each case for obtaining these images?
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Yes, the statement is correct. The convex lens of focal length 20cm can produce a magnified, virtual as well as real image. The object should be placed Between focus $F_1$ and optical centre O (i.e., a distance less than 20cm from the lens) for magnified, virtual and erect image.
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