Parallel rays of light enter a single thin lens along the principal axis
PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction
Problem
Parallel rays of light enter a single thin lens along the principal axis. After passing through the lens, the rays converge to a point on the side opposite the light source. Which of the following best identifies the lens?
(a) A cylindrical lens oriented with its axis vertical
(b) A concave (diverging) lens
(c) A convex (converging) lens
(d) A concave (converging) mirror