A thin mica sheet(meu= 1.6) of 7 microns thickness introduced in the path of one of the interfering Beams in the biprism arrangement shifts the Central fringe to the position normally occupied by seventh bright fringe from the centre. find the wavelength of the light used
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A thin mica sheet(meu= 1.6) of 7 microns thickness introduced in the path of one of the interfering Beams in the biprism arrangement shifts the Central fringe to the position normally occupied by seventh bright fringe from the centre. find the wavelength of the light used
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