Problem

Problem

Light of wavelength 687 nm is incident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the diffraction pattern? (a) 0.39 m (b) 0.47 m (c) 0.93 m (d) 1.1 m

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