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QUESTION
A paperweight is made of a solid glass hemisphere of index of refraction 1. The radius of the circular cross section is 4.
A paperweight is made of a solid glass hemisphere of index of refraction 1.54. The radius of the circular cross section is 4.0 cm. The hemisphere is placed on its flat surface, with the center directly over a 3.5 mm long line drawn on a sheet of paper.
What length of line is seen by someone looking vertically down on the hemisphere?
