Question

The centre of curvature of a ................mirror is in front of it.

• A. convex
• B. concave
• C. convex or concave
• D. plano-convex mirror

Answer 1

The correct option is B concave

centre of curvature for a concave mirror is in front of it where as centre of curvature of convex mirror i.e it is imaginary/ As in case of concave mirror ray parallel to principal axis after reflection passes through focus in real whereas in case of convex mix they appear to emerge from focus which is virtual.