Young's experiment is performed with light from excited helium atoms (λ=502nm). Fringes are measured carefully on a screen 1.20 m away from the double slit, and the center of the twentieth fringe (not counting the central bright fringe) is found to be 10.6 mm from the center of the central bright fringe. What is the separation of the two slits?
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Young's experiment is performed with light from excited helium atoms (λ=502nm). Fringes are measured...
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