A beam of light of wavelength 6000 falls on a narrow slit and the diffraction pattern is observed at a screen 3 m away from the

Question

A beam of light of wavelength 6000 falls on a narrow slit and the diffraction pattern is observed at a screen 3 m away from the slit If the slit width is 0 9 mm then the position of the first order minimum from the centra maximum is O 4 mm 3 mm 0 1 mm O2 mm

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