Red light of wavelength 633 mm from a helium-neon laser


Red light of wavelength 633 mm from a helium-neon laser passes through a slit 0.350 mm wide. The diffraction pattern is observed on a screen 2.70 m away. Define the width of a bright fringe as the distance between the minima on either side.

A) What is the width of the central bright fringe in m?

B) What is the width of the first bright fringe on either side of the central one?

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Physics: Red light of wavelength 633 mm from a helium-neon laser
Reference No:- TGS0783108

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