: : Multiple choise : : : : : : : : g(x) : : : : : :
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  1. 05-24-2015, 11:37 PM Top | #1
    Aug 2013
    16811
    0.44
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    Thanked: 2484



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     (05-25-2015),  (05-25-2015),  (05-28-2015)
  3. 05-28-2015, 01:38 AM Top | #2
    Aug 2013
    16811
    0.44
    2,103
    Thanked: 2484

    :

    . .


  4. 05-28-2015, 09:55 AM Top | #3
    Feb 2014
    18677
    ( )
    0.68
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    Thanked: 3665

    :

    x==1/2 a t^2
    We have a=6.8 m/ sec ^ ^2

    Then the resultant force = f=m a=68 N

  5. The Following User Says Thank You to For This Useful Post:

     (05-30-2015)
  6. 05-30-2015, 02:23 AM Top | #4
    Aug 2013
    16811
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    Thanked: 2484

    :

    . ( ) , .



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     (05-30-2015)
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