In a biprism experiment light of wavelength 5200 Å is used to get an interference pattern on a screen. The fringe width changes by 1.3 mm when the screen is brought towards the biprism by 50 cm. Find the distance between the virtual images of the slit.
In a biprism experiment light of wavelength 5200 Å is used to get an interference pattern on a screen. The fringe width changes by 1.3 mm when the screen is brought towards the biprism by 50 cm. Find the distance between the virtual images of the slit.
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Transcribed Image Text:In a biprism experiment light of
wavelength 5200 Å is used to get an
interference pattern on a screen. The fringe
width changes by 1.3 mm when the screen is
brought towards the biprism by 50 cm. Find
the distance between the virtual images of the
slit.
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