(a) Write three characteristics of image formed by a plane mirror?

(b) How is the position of the image related to the position of the object?

(a) The characteristics of an image formed by a plane mirror are —

1. Image is upright (or erect).
2. Image is virtual.
3. Image is of the same size as the object.

(b) The position of the image is situated at the same perpendicular distance behind the mirror as the object is in front of it.