3. Light of wavelength 4.70 x 10-7 m in air falls onto two slits 6.00 x 105 m apart. The whole apparatus is immersed in water, including a viewing screen 47.0 cm away. How far apart are the fringes on the screen? (nwater 1.33)

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3. Light of wavelength 4.70 x 107 m in air falls onto two slits
6.00 x 105 m apart. The whole apparatus is immersed in
water, including a viewing screen 47.0 cm away. How far
apart are the fringes on the screen? (nwater = 1.33)
Transcribed Image Text:3. Light of wavelength 4.70 x 107 m in air falls onto two slits 6.00 x 105 m apart. The whole apparatus is immersed in water, including a viewing screen 47.0 cm away. How far apart are the fringes on the screen? (nwater = 1.33)
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