Question

A point object $O$ is placed in front of a plane mirror as shown in the figure. In order to see the image in mirror, the region where a person must place his eyes is best represented as:

• A.
• B.
• C.
• D.

Answer 1

The correct option is D

For the image to be visible, the eyes must be placed in the field of view. Field of view for an object is common region obtained between the reflected rays from bottom end and top end of the mirror.

The shaded region is required field of view for object.
Hence, option $\left(d\right)$ is correct.