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Friction question including inclined plane

  1. Sep 11, 2012 #1
    1. The problem statement, all variables and given/known data

    Starting from rest , a body slides down a 45° inclined plane in twice the time it takes to slide down the same distance in the absence of friction. The coefficient of friction between the body and the inclined plane is ,
    a)0.275
    b)0.75

    plz answer with working

    2. Relevant equations



    3. The attempt at a solution
     
  2. jcsd
  3. Sep 11, 2012 #2

    SammyS

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    Hello nepal. Welcome to PF !

    According to the rules for Homework Help on this Forum, you must show your work before we can help you.

    So ...

    What have you tried?

    Where are you stuck?
     
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