A Corner Cube Is Formed by Three Plane Mirrors Perpendicular $\degree$

question 30

Multiple Choice

A corner cube is formed by three plane mirrors perpendicular to one another resulting in a retroreflector. What is the angle between the directions of an incoming ray of light and of the corresponding outgoing ray of light for this device?

• A) 90 \(\degree\)
• B) 180 \(\degree\)
• C) 0 \(\degree\)
• D) 360 \(\degree\)

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Expenses incurred to prevent defects in products or inefficiencies in services.

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