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Light of wavelength 500 nm falls on two slits and produces an interference pattern in which...

Light of wavelength 500 nm falls on two slits and produces an interference pattern in which the third order bright fringe is 45 mm from the central fringe on the screen 2.0 m away. What is the distace between two slits? Give answer in mm.

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Answer #1

dsino=mé da Pш Х d = При xd =(32C 500X169) (2) 45x10-3 dz 6.67x10-5 m laz 6.678 10-2 mm

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