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Understand the mean of phrase

  1. Jul 23, 2016 #1
    What is "coefficient of restitution between A and B" mean ?
    Thank you for helping
  2. jcsd
  3. Jul 23, 2016 #2


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    Staff: Mentor

    It's the ratio of two bodies' relative speeds after they collide to what their relative speeds are before they collide. See wikipedia.
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