A ray of light falls on a plane mirror with an angle of incidence of . What is the angle between the incident ray and the reflected ray?
Answer and explanation
Correct answer: C.
- Step 1: The law of reflection says the angle of reflection equals the angle of incidence. Step 2. Both are from the normal, so the angle between the two rays is . **Answer: . Why not the others:** is only one of the two angles, would need each and would need each.
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