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Homework Help: Springs in Parallel

  1. Sep 1, 2013 #1
    When springs in parallel are replaced by a new spring of a new effective spring constant, for the proof of this, i.e

    Why do we assume the extension in the springs to be equal?
  2. jcsd
  3. Sep 1, 2013 #2


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    If you imagine two adjacent blocks being held together by two springs, if you stretch the blocks apart, the springs stretch equally.
  4. Sep 1, 2013 #3
    In the attachment, why is the extension of the springs same?

    Attached Files:

  5. Sep 1, 2013 #4


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    For the sake of the derivation, you assume that the little block is pulled evenly so that both springs are extended the same amount.
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