Single-Slit Diffraction: A beam of monochromatic light passes through a slit that is 11.0 ?m wide. If the first order dark fringe of the resulting diffraction pattern is at an angle of 4.31° away from the centerline, what is the wavelength of light?
A. 827 nm
B. 301 nm
C. 602 nm
D. 402 nm
E. 201 nm
Answer: A
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