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The critical angle for a particular material (used in air) is observed to be 37°. What is the material's index
[From: ][author: ][Date: 12-04-12][Hit: ]
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The critical angle for a particular material (used in air) is observed to be 37°. What is the material's index of refraction?
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1.66
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ref index = sin(90)/sin(37)
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