#### Question

No matter how far you stand from a mirror, your image appears erect. The mirror is likely to be

plane

concave

convex

either plane or convex

#### Solution

either plane or convex

A convex mirror always gives a virtual and erect image of smaller size of the object placed in front of it. Similarly, a plane mirror will always give a virtual and erect image of same size as that of the object placed in front of it. Therefore, the given mirror could be either plane or convex.

Is there an error in this question or solution?

Solution No Matter How Far You Stand from a Mirror, Your Image Appears Erect. the Mirror is Likely to Be Concept: Reflection of Light - Image Formation by Spherical Mirrors - Convex Mirror.