When light travels from one medium to another, which statement describes the law of refraction?

Question

When light travels from one medium to another, which statement describes the law of refraction? — Exam MCQ

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A. Incident ray, normal and refracted ray lie in the same plane — The law of refraction states that the incident ray, refracted ray and normal are coplanar. Option B instead states a law of reflection.

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B. Incident ray, normal and reflected ray lie in the same plane

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C. Incident ray, normal and emergent ray lie in separate planes

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D. Incident ray, normal and reflected ray lie in two planes

When light travels from one medium to another, which statement describes the law of refraction?

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