Two Flat Rectangular Mirrors Are Set Edge to Edge and Placed

question 20

Multiple Choice

Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface.The edges of the two mirrors meet at a 30 $\degree$ angle.A light ray that approaches mirror 1 is parallel to mirror 2.The angle of reflection of that ray from mirror 1 is

• A)0\(\degree\).
• B)30\(\degree\).
• C)60\(\degree\).
• D)90\(\degree\).
• E)120\(\degree\).

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Definitions:

Motor Neurons

Neural cells that make up the route for impulses moving from the brain or spinal cord toward muscles or glands.

Efferent

Referring to nerve fibers that carry impulses away from the central nervous system to effectors, such as muscles or glands.

Afferent

Pertaining to nerve fibers that carry sensory information towards the central nervous system.

Indifferent

Showing no particular interest or sympathy; apathetic or uninvolved emotionally.