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Please help me with this problem, thanks.

  1. Feb 28, 2004 #1
    A person hums into the top of a well and finds that standing waves are established at frequency of 42,000, and 98 Hz. The frequency of 42 Hz. is not necessarily the fundamental frequency. The speed of sound is 343 m/s. How deep is the well?
    Last edited: Feb 29, 2004
  2. jcsd
  3. Feb 29, 2004 #2
    What exactly do you mean by this?

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