If the 2nd Order Fringe in Young's Double-Slit Experiment Occurs $\degree$

question 44

Multiple Choice

If the 2nd order fringe in Young's double-slit experiment occurs at an angle of 45.0 $\degree$ ,what is the relationship between the wavelength l and the distance between slits,d?

• A)d = 1.41l
• B)d = 2.00l
• C)d = 2.83l
• D)d = 4.00l

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