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Physics 9 Online
OpenStudy (anonymous):

Light of wavelength 600 nm is incident on a pair of slits. Fringes with a spacing of 4.0 mm are formed on a screen. What will be the fringe spacing when the wavelength of the light is changed to 400 nm and the separation of the slits is doubled? A 1.3 mm B 3.0 mm C 5.3 mm D 12 mm

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