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7 January, 13:56

Solve the problems.

049) What is the speed of light in a medium if the index of refraction is 1.57?

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  1. 7 January, 16:55
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    v = 1.911*10^8m/s

    Explanation:

    n=c/v

    v=c/n

    v = 3.0*10^8/1.57

    v = 1.911*10^8m/s
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