9494213
Descrição
Quiz por Jeffrey Piggott, atualizado more than 1 year ago
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Criado por Jeffrey Piggott
mais de 7 anos atrás
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Questão 1
Questão
A ray of light traveling through a flat piece of glass arrives at a boundary with air at an angle of 90∘ relative to the surface. What happens to the angle as the light ray moves into air?
Responda
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It decreases as the ray moves closer to the normal line.
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It increases as the ray moves farther from the normal line.
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It does not change because the ray is changing media on the normal line.
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It does not change because glass and air affect the ray the same.
Questão 2
Questão
A light ray encounters a new medium. Which of the following are correct statements? (Select 2)
Responda
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If the new medium has a smaller index of refraction, the ray bends toward the normal.
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If the new medium has a larger index of refraction, the ray bends away from the normal.
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If the new medium has the same index of refraction, the ray does not bend.
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If the new medium has a larger index of refraction, the ray bends toward the normal.
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