A heliun-neon laser illuminates a narrow single slit that


A Heliun-Neon laser illuminates a narrow, single slit that is 1850 nm wide. The first dark fringe is found at an angle of 20 degrees from the central peak. Determine the wavelength of the light from the laser.

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Physics: A heliun-neon laser illuminates a narrow single slit that
Reference No:- TGS0656280

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