A fl at observation screen is placed at a distance of 4.5
Chapter , Problem 57(choose chapter or problem)
A fl at observation screen is placed at a distance of 4.5 m from a pair of slits. The separation on the screen between the central bright fringe and the fi rst-order bright fringe is 0.037 m. The light illuminating the slits has a wavelength of 490 nm. Determine the slit separation.
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