A Diver Shines Light Up to the Surface of a Flat

question 6

Multiple Choice

A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30° relative to the normal. If the index of refraction of water and glass are 1.33 and 1.5, respectively, at what angle (in degrees) does the light leave the glass (relative to its normal) ?

• A) 26
• B) 35
• C) 42
• D) 22
• E) 48

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