Total Internal Reflection: A scuba diver is 1.2 m beneath the surface of a still pond of water. At what angle relative to the normal at the surface must the diver shine a beam of light toward the surface in order for a person on a distant bank to be able to see it? The index of refraction for water is 1.33.

A. 41°
B. 48°
C. 59°
D. 90°
E. 0°


Answer: B

Physics & Space Science

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