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Homework Help: Crate on a moving flatbet.

  1. Nov 17, 2012 #1
    1. The problem statement, all variables and given/known data

    a flatbed truck is carrying a 20KG crate down a sloping road inclined 15 degrees above the horizontal. The coefficient of static friction between the crate and the bed in 0.400. what is the maximum acceleration that a truck can have if th4 crate is to stay in place?

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. Nov 17, 2012 #2
    the crate stays still on a moving flatbed truck
  4. Nov 18, 2012 #3


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    Homework Helper

    What is the acceleration of the crate with respect to the ground?
    If there is acceleration, there is a net force of F=ma. What forces act on the crate?

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