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Water (n = 1.33) in a shallow pan is covered with a thin film of oil...

Water (n = 1.33) in a shallow pan is covered with a thin film of oil that is 455 nm thick and has an index of refraction of 1.45. What visible wavelengths will not be present in the reflected light when the pan is illuminated with white light and viewed from straight above? (Enter your answers from smallest to largest. The visible region extends from 380 nm - 750 nm.)

smallest ________ nm

largest __________ nm

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