For a parallel beam of monochromatic light of wavelength X diffraction is produced by a single slit whose width a is of the

Question

For a parallel beam of monochromatic light of wavelength X diffraction is produced by a single slit whose width a is of the order of the wavelength of the light If D is the distance of the screen from the slit the width of the central maxima will be 2Da 7 O 2D D

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