An aquarium contains a 5-cm layer of water (n = 1.33) floating on top of carbon tetrachloride (n = 1.461). If the angle of incidence into the water from the air is 30°, what is the angle of refraction into the carbon tetrachloride?

A. 58°
B. 69°
C. 37°
D. 20°
E. 75°


Answer: D

Physics & Space Science

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