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[" 8.A thin film of thickness "t" and in...

[" 8.A thin film of thickness "t" and index of refraction "1.33],[" coats a glass with index of refraction "1.50." What is "],[" the least thickness "t" that will strongly reflect light "],[" with wavelength "600nm" incident normally? "],[" (c) "400nm" (d) "300nm]

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