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A thin film of oil (n = 1.4) of thickness 1.38micrometers. is compressed between two glass slabs (n = 1.5). White light containing wavelengths from 400 to 700nm (measured in air) is incident normally on the film. In the reflected light, which wavelengths are, in order of decreasing magnitude:

A thin film of oil (n = 1.4) of thickness 1.38micrometers. is compressed between two glass slabs (n = 1.5). White light containing wavelengths from 400 to 700nm (measured in air) is incident normally on the film. In the reflected light, which wavelengths are, in order of decreasing magnitude:

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A thin film of oil (n = 1.4) of thickness 1.38micrometers. is compressed between two glass slabs (n = 1.5). White light containing wavelengths from 400 to 700nm (measured in air) is incident normally on the film. In the reflected light, which wavelengths are, in order of decreasing magnitude: a) Missing? nm, nm, nm, nm. b) Enhanced? nm, nm, nm, nm.
Transcribed Image Text:A thin film of oil (n = 1.4) of thickness 1.38micrometers. is compressed between two glass slabs (n = 1.5). White light containing wavelengths from 400 to 700nm (measured in air) is incident normally on the film. In the reflected light, which wavelengths are, in order of decreasing magnitude: a) Missing? nm, nm, nm, nm. b) Enhanced? nm, nm, nm, nm.
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