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Physics, 04.01.2020 22:31 mollydoll

Light traveling through air at 3.00 · 10^8 m/s reaches an unknown medium and slows down to 2.00 · 10^8 m/s. what is the index of refraction of that medium? n =

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Light traveling through air at 3.00 · 10^8 m/s reaches an unknown medium and slows down to 2.00 · 10...
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