Question

Ramu said that the magnification of a plane mirror is + 2 what does it mean

Answer 1

It is a convex mirror..
The image is virtual and erect..

Answer 2

This means that the image formed by a plane mirror is the same size as the object and the same distance behind the mirror.

Magnification produced by a plane mirror is +1 means the size of the image is. equal to the size of the object and the image is virtual.