Problem 7: Light of wavelength λ = 550 nm is incident upon two thin slits that are separated by a distance d = 25 μm.

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Problem 7: Light of
wavelength λ = 550 nm is incident upon
two thin slits that are separated by a
distance d = 25 μm. The light hits a
screen L = 1.3 m from the screen. It
is observed that at a point y = 3.1 mm
from the central maximum the intensity of the light
is I = 95 W/m2.