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Physics, 13.11.2020 17:10 genyjoannerubiera

A beam of green light has a wavelength of 500 nm in a vacuum and a wavelength of 331 nm in Plexiglas. What is the refractive index of Plexiglas?

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A beam of green light has a wavelength of 500 nm in a vacuum and a wavelength of 331 nm in Plexiglas...
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