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Blazing goIITian

Joined:	10 Nov 2008
Post:	658

19 Jan 2010 14:36:52 IST

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A thin film os soap solution(n=1.4) lies on top of a smooth glass plate (n=1.5).When visible ligh

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A thin film os soap solution(n=1.4) lies on top of a smooth glass plate (n=1.5).When visible light is incident almost normal to the glass,two adjacent reflection maxima are observed at 2 different wavelenghts 420 and 630 nm.Find the minimum thickness of soap film.

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