The Chinese have skillfully carved figurines made of a translucent greenish material called serpentine. A ray of light traveling in air strikes the flat surface of a serpentine figurine (n = 1.555). If the ray in the serpentine makes an angle of 33° with the normal, what is the angle of incidence?
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The Chinese have skillfully carved figurines made of a translucent greenish material called serpenti...
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