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Please help me this homework static fiction and constant speed along a vertical O.

  1. Oct 28, 2011 #1
    1. The problem statement, all variables and given/known data

    This is my home work..please help me 3-2-1 please..3 first, 2 second and then 1..Please help me..It is due on this Monday..I need you guys help.

    http://img204.imageshack.us/img204/9661/photo0454t.jpg [Broken]

    Uploaded with ImageShack.us

    THANKS YOU GUYS

    2. Relevant equations
    here question 3:

    Ff = fiction kinictic * N
    Ff = .30cos30degree

    F-mgSin30 degree-.30mgcos30 , ( im stuck somewhere here )
    3. The attempt at a solution
     
    Last edited by a moderator: May 5, 2017
  2. jcsd
  3. Oct 30, 2011 #2
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