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16-01-2020
Physics

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A ray of yellow sodium light enters water from air with an angle of incidence of 45°. What is the angle of refraction?

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16-01-2020

Answer:

32°

Explanation:

Snell's law:

n₁ sin θ₁ = n₂ sin θ₂

1.00 sin 45° = 1.33 sin θ

θ ≈ 32°

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