A ray of light in air enters a glass surface at right angles to the surface. What is the angle of refraction?
A) 90°
B) 180°
C) 270°
D) 360°
E) 0°

Name: A ray of light in air enters a glass surface at right angles to the surface. What is the angle of refraction? A) 90° B) 180° C) 270° D) 360° E) 0°
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Question

Quizplus · Accepted Answer

When light enters a medium at right angles to the surface, it does not bend or refract. Thus, the angle of refraction is 0°.

A Ray of Light in Air Enters a Glass Surface