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Homework Help: FrictionCan SomeOne Help?

  1. Oct 30, 2005 #1
    A 3.5 Kg block is being oushed along a horizontal floor by a Force of 15N at an angle of 40degrees. The coefficient of Kinetic friction between the block and the floor is 0.25, what is the frictional force ont eh block from the floor?

    I dont really know where to start, and dont know what I am suppose to find

    Can anyone Help?
     
  2. jcsd
  3. Oct 30, 2005 #2
    I tried this:
    N = mg + Fsin40
    fk = Mu(N)
    fk = 10.98?
     
  4. Oct 30, 2005 #3

    Chi Meson

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    Science Advisor
    Homework Helper

    This looks correct.
     
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