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Physics 212 lecture 31: Dispersion and Total Internal Reflection

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Physics 212 lecture 31: Dispersion and Total Internal Reflection

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    1. 1 Physics 212 – lecture 31: Dispersion and Total Internal Reflection Dispersion Definition - the variation of index of refraction with wavelength Functional Form - shorter wavelengths of visible light refract more than longer wavelengths Applications - prisms, gemstones, rainbows, spectroscopy (separation and identification of wavelengths emitted from a light source such as stars or chemical solutions)

    2. 2 Dispersion in rainbows

    3. 3 Total Internal Reflection

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