Q

A convex mirror has a radius of curvature of 50 cm. A parallel beam strikes the mirror. At what distance from the pole does the reflected beam appear to diverge?

RRB Group-D 09/08/2026 (12:45 PM - 2:15 PM) 2026
✓ Answer: A 25 cm behind the mirror
The reflected rays appear to diverge from the virtual focus. Its distance is f = R/2 = 25 cm behind the mirror.