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Homework Help: Phy problem

  1. Aug 31, 2006 #1
    dear friends
    i have a problem in physics please solve it

    it is that a man covers 100 m distance by running...so calculate the total time by that he was in contact with the groung and the time that the time he remain in the air...

    t(on the ground)=?
    t(in the air)=?

    please try to solve n post

    thanx in advance
  2. jcsd
  3. Aug 31, 2006 #2


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    Science Advisor

    You don't think perhaps his speed and/or stride has something to do with this?
  4. Aug 31, 2006 #3
    Tell you what, you go first, then we'll help you out from there. You can't solve it using just the information you gave us, though.
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