If the 4th Order Fringe in Young's Double-Slit Experiment Occurs

question 44

Multiple Choice

If the 4th order fringe in Young's double-slit experiment occurs at an angle of 53.5°,what is the relationship between the wavelength λ and the distance between slits,d?

• A) d = 3.21 λ
• B) d = 19.9 λ
• C) d = 4.98 λ
• D) d = 6.33 λ
• E) ​d = 0.20 λ

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