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Failed my Physics Test! Need help on a question?

  1. Oct 15, 2010 #1
    nevermind thanks
     
    Last edited: Oct 15, 2010
  2. jcsd
  3. Oct 15, 2010 #2
    im a student as well but i think i may be able to help,

    sum of forces = ma
    frictional force = (mu)normal force
    and the normal force = mg

    mu = friction coefficient

    find acceleration via the constant acceleration formulas without time
     
  4. Oct 15, 2010 #3
    i still don't understand. can anyone do the problem step by step with the answer?
     
  5. Oct 15, 2010 #4
    No! Provide your solution and we will tell you if it is correct or not.
     
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