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

Question 217

Multiple Choice

Two plane mirrors make an angle of 30∘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?


A) 60°
B) 90°
C) 120°
D) 150°

Correct Answer:

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