A diffraction grating illuminated by monochromatic light normal to the grating produces
Chapter 36, Problem 62(choose chapter or problem)
A diffraction grating illuminated by monochromatic light normal to the grating produces a certain line at angle u. (a) What is the product of that lines half-width and the gratings resolving power? (b) Evaluate that product for the first order of a grating of slit separation 900 nm in light of wavelength 600 nm.
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