Determine the separation between the slits

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A 2-slit experiment is performed with light of wavelength 589nm. Fringes are measured on a screen 1.50m away from the slits, and the center of the 20th bright fringe (not counting the central bright fringe) is 11.9mm from the center of the central bright fringe. What is the separation between the slits?

Reference no: EM13294920

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