Two plane mirrors are inclined to each other

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Geometric Optics · Geometric Optics

Problem

Two plane mirrors are inclined to each other. A ray of light is incident on one mirror. The ray will undergo a total deviation of: (1)

180^\circ

(2)

90^\circ

(3)

45^\circ

(4) Data insufficient