Light of Wavelength 687 Nm Passes Through a Single Slit

question 38

Multiple Choice

Light of wavelength 687 nm passes through a single slit that is 0.75 mm wide.At what distance from the slit should a screen be placed so that the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the pattern?

• A)0.39 m
• B)0.93 m
• C)1.1 m
• D)1.5 m
• E)1.9 m

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