Light of wavelength 461 nmfalls on two slits spaced 0330 mm
Light of wavelength 461 nmfalls on two slits spaced 0.330 mm apart. What is the required distancefrom the slit to a screen if the spacing between the first andsecond dark fringes is to be 4.20 mm?
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a laser beam lambda 6328 nm is incident on twoslits 0220 mm apart how far apart are the bright interference fringes on
light of wavelength 461 nmfalls on two slits spaced 0330 mm apart what is the required distancefrom the slit to a
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