Estimate what is the thickness of the film

Reference no: EM13651785

A thin film of alcohol (n = 1.28) lies on a flat glass plate (n =1.54). When monochromatic light, whose wavelength λ can bechanged, is incident normally, the reflected light is minimum forwavelength λ = 463 nm and a maximum for wavelength = 540 nm. What is the thickness of the film?

Reference no: EM13651785

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