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Homework Help: Metal ball on a ramp

  1. Nov 12, 2007 #1
    1. The problem statement, all variables and given/known data

    If I have the horizontal range and a launch angle, how can I calculate the initial velocity of a metal ball if the vertical displacement is not zero?

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. Nov 12, 2007 #2
    what have you tried?

    what equations have you used/do you think you could use?
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