If the 5th-order fringe in Young's double-slit experiment occurs at an angle of 38.7°, what is the relationship between the wavelength ? and the distance between slits, d?
a. d = 3.12?
b. d = 40.00?
c. d = 8.00?
d. d = 10.30?
e. d = 0.12?
c
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