Question

When object is placed at 2f

Answer 1

Answer:

Explanation:

When object is placed at 2f

The image

Is of same size

Real and inverted

Answer 2

Answer:

in the case of concave mirror and convex lens image is formed at 2f itself but in the case of convex mirror it is formed diminished and virtual

and in case of concave lens it is formed diminished as well