Which of the following groups of lines necessarily lie in a single plane according to…
PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction
Problem
Which of the following groups of lines necessarily lie in a single plane according to the first law of reflection?
(a) The incident ray, the reflected ray, and the principal axis of the mirror
(b) The incident ray, the reflected ray, and the normal at the point of incidence
(c) The incident ray, the reflected ray, and any line on the mirror surface
(d) The incident ray, the refracted ray, and the normal at the point of incidence