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Doppler effect

  1. Sep 14, 2014 #1
    A train (source) approaching a stationery observer, wavelength of the sound is equal to the distance between source and observer, How?
     
  2. jcsd
  3. Sep 14, 2014 #2

    Doc Al

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    Staff: Mentor

    How about explaining what you're talking about? Does this have anything to do with relativity?
     
  4. Sep 14, 2014 #3

    jtbell

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    Staff: Mentor

    Wavelengths of audible sound are a few meters or less. I wouldn't want to be that close to an approaching train! :eek:
     
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