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The index of refraction for red and violet light in flint glass are respectively 1.662 and 1.698. The index of refraction for red and violet light in diamond are respectively 2.41 and 2.458. Based on this information, answer the following.
(a) What is the percent difference between the speed of red light and violet light in flint glass?
(b) What is this percent difference in diamond?
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