Question

A convex lense forms a virtual image of an object placed at ___________

a) infinity b) between 2F1 and F1 c) F1 d) between F1 and center O

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Answer 1

Explanation:

A virtual image of an object is formed by a convex lens only when the object is placed between the lens and the focus. Therefore the focal length of the lens should be greater than the distance of the object from the lens.

Answer 2

f1 And center 0 bz mostly convex lens form virtual image