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Forces on an Incline Problem!

  1. Sep 14, 2011 #1
    1. The problem statement, all variables and given/known data
    A shopper pushes a 7.3 kg shopping cart up a 13° incline, as shown in Figure 5-24. Find the magnitude of the horizontal force, F, needed to give the cart an acceleration of 1.67 m/s2.

    05-21.gif
    Figure 5-24

    2. Relevant equations
    All forces equations.


    3. The attempt at a solution
    wrhoas.jpg

    Help?
    1. The problem statement, all variables and given/known data



    2. Relevant equations



    3. The attempt at a solution
     
  2. jcsd
  3. Sep 14, 2011 #2

    Doc Al

    User Avatar

    Staff: Mentor

    Realize that the applied force is horizontal, not parallel to the incline.
     
  4. Sep 14, 2011 #3
    Ohhh, thank you, I got the answer!
     
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