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# chp42_6 - W = 4x10-6 m The distance between the middle of...

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PHY2061 R. D. Field Department of Physics chp42_6.doc University of Florida Diffraction Problems Single Slit Example: Light passes through a slit and shines on a flat screen that is located L = 0.4 m away. The width of the slit is
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Unformatted text preview: W = 4x10-6 m . The distance between the middle of the central bright spot and the first dark fringe is y . Determine the width 2y of the central bright spot when the wavelength of light is λ = 690 nm . Answer: 2y = 0.14 m...
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