Some light rays from a small object sitting on the optical axis of a lens pass t

Question

Some light rays from a small object sitting on the optical axis of a lens pass through a lens and then ALL of the rays emerging from the lens travel parallel to the optical axis. What can be said about the lens and the location of the object?

A) It is a concave lens with the object located outside the focal point

B) It is a concave lens with the object located insided the focal point

C) It is a concave lens with the object located at the focal point

D) It is a convex lens with the object located outside the focal point

E) It is a convex lens with the object located inside the focal point

Explanation / Answer

answer is D)It is a convex lens with the object located outside the focal point

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