Question

A concave mirror forms the real image of a point source, lying on the optical axis at a dis†an ce 60 cm from the mirror. Focal length of mirror is 30 cm. The mirror is cut into two equal parts and its halves are drawn at a dis†an ce 1 cm apart, in a direction perpendicular to the optic axis. The dis†an ce between the images formed by two halves will be?

Answer 1