Question: Changes to double slit interference pattern Suppoe coherent monochromatic light illuminates a screen opaque apart from a pair of slits spaced a distance d apart.

Changes to double slit interference pattern
Suppoe coherent monochromatic light illuminates a screen opaque apart from a pair of slits
spaced a distance d apart. If the wavelength of the incident light is reduced, with everything
else kept the same, the pattern of bright and dark fringes:
A. spreads out in angular width
B. becomes narrower in angular width
C. does not change

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