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I Rayleigh instability question

  1. Feb 23, 2017 #1
    Why a fluid jet becomes unstable only when the wavelength of the perturbation exceeds the value of jet perimeter?

    Do you imagine any physical reason behing this?
  2. jcsd
  3. Feb 23, 2017 #2

    Andy Resnick

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    Science Advisor
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    Interfacial energy.
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