Question

what should be the position of an object relative to a biconvex lens so that it behaves like a magnifier?

Answer 1

The object should be placed between the focus F and the optical centre O of the lens so that it behaves like a magnifying glass.The lens considered in the question is converging lens which is the convex lens.

Answer 2

The object should be placed between the FOCUS and OPTICAL CENTER ❣️