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Speed homework problem

  1. Feb 20, 2006 #1
    when a ball is rolled up an incline plane,the incline degree,the distance that it goes are given.the time that it require to reach the highest point is also given.but,how to find the speed when it gets back to the bottom??

    pls help
    thanx
     
  2. jcsd
  3. Feb 20, 2006 #2
    You can find the acceleration of the ball when it rolled up the inclined plane. Then you can find the friction coefficient between the plane and the ball.
    Applying the law of conservation of energy to find the final speed
     
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