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Homework Help: Find angle to the rods vertical

  1. Nov 10, 2009 #1
    1. The problem statement, all variables and given/known data
    A rod of mass 4.5 kg and length 1.2 m hangs from a hinge as shown in the figure below. The end of the rod is then given a "kick" so that it is moving at a speed of 5 m/s. How high will the rod swing? Express your answer in terms of the angle the rod makes with the vertical.

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. Nov 10, 2009 #2


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    Science Advisor
    Homework Helper

    Hi dorian_stokes! :smile:

    Hint: use conservation of energy. :wink:
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