Question

A virtual, erect and magnified image of an object is to be obtained with a convex lens. For this purpose,the object should be placed:

(a) between 2F and infinity
(b) between F and optical centre
(c) between F and 2F
(d) at F

Answer 1

between F and optical centre

When an object is placed between F and the optical centre, the image of the object formed by convex lens is virtual, erect and magnified.