1.

hus The nature and the size of the image formed when the object is kept between the prin - upal focus F an optical centre o of a conve - ex lens is. ans​

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ANSWER:

Answer: The case when object is between F1 and the optical centre O of the lens SHOWS the use of CONVEX lens as a magnifying glass . This is because here the image formed is ERECT and MAGNIFIED .

Explanation:



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