HW19pg3 - A light beam coming from an underwater spotlight...

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Unformatted text preview: A light beam coming from an underwater spotlight exits the water at an angle of 46°. At what angle of inCidence did it hit the air—water interface from below the surface? _Eo In searching the bottom of a pool at night, a watchman shines a narrow beam of light from his flashlight, h = 1.8 m above the water level, onto the surface of.the water at a pointi'. = 2.7 m from his oot at the edge of the pool. Where does the spot of light hit the bottom of the pool, relative to the edge, if the pool is 2.]. m deep? -vII 4.33 ...
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