A light of wave length 5890 A falls normally on a thin air flim. The minimum thickness of the flim such that the flim appears dark in reflected light

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A light of wave length 5890 A falls normally on a thin air flim. The minimum thickness of the flim such that the flim appears dark in reflected light
13
Sep
A light of wave length 5890 A falls normally on a thin air flim. The minimum thickness of the flim such that the flim appears dark in reflected light A light of wave length 5890 A falls normally on a thin air flim. The minimum thickness of the flim such that the flim appears dark [...]
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