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Homework Help: Conjugate beam (M/EI)

  1. Jan 25, 2017 #1
    1. The problem statement, all variables and given/known data
    I dont understand how the diagram of M/EI of conjugate beam drawn , can someone explain about it ? According to conjugate beam theorem ,

    2. Relevant equations

    3. The attempt at a solution
    i know that the M/EI represent the w(x) , which is force per unit length of the beam . I dont understand why the author draw in in 2 directions ( upwards and downwards) ...

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  2. jcsd
  3. Jan 26, 2017 #2
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