Question

. If you are asked to project the
image of a well-it painting on the
wall, which one of the following
optical devices would you select for
this purpose? [CTET Nov 2012]
(1) Concave lens
(2) Convex lens
(3) Plane mirror
(4) Convex mirror​

Answer 1

Answer:

Option A

Explanation:

Concave lens is used for this purpose