The central bright fringe in a single slit diffraction pattern from light of wavelength 402 nm is 1.9 cm wide on a screen that is 1.05 m from the slit.(a) How wide is the slit? ____mm(b) How wide are the first two bright fringes on either side of the central bright fringe? (Define the width of a bright fringe as the linear distance from minimum tominimum.) ____cm
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