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Sahay Sir > Question Answers > MTG NEET Physics > Part 2 > Chapter 10 - Wave Optics > If two slits is Young’s experiment are 0.4 mm apart and fringe width on a screen 200 cm away is 2 mm the wavelength of light illuminating the slits is

If two slits is Young’s experiment are 0.4 mm apart and fringe width on a screen 200 cm away is 2 mm the wavelength of light illuminating the slits is

If two slits is Young's experiment are 0.4 mm apart and fringe width on a screen 200 cm away is 2 mm the wavelength of light illuminating the slits is