A laser beam strikes a plane mirror at an angle of measured from the normal
PHYSICS · Subjective · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction
Problem
A laser beam strikes a plane mirror at an angle of 30∘ measured from the normal. The mirror is then rotated by 5∘ toward the incoming beam about an axis perpendicular to the plane of incidence. By how many degrees does the direction of the reflected beam change?