Two plane mirrors make an angle of $30 ^ { \circ }$ with each other.A light ray enters the system and is reflected once off of each mirror.Through what angle is the ray turned?

Name: Two plane mirrors make an angle of $30 ^ { \circ }$ with each other.A light ray enters the system and is reflected once off of each mirror.Through what angle is the ray turned?
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Question

Quizplus · Accepted Answer

The ray is reflected at 30° from the first mirror and then at 30° from the second mirror. The total angle of deviation is 60°.

Two Plane Mirrors Make an Angle Of 30∘30 ^ { \circ }30∘

Two Plane Mirrors Make an Angle Of $30 ^ { \circ }$