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Please help me out on this, thanks

  1. Nov 18, 2009 #1
    1. The problem statement, all variables and given/known data

    if given a scenario for example, a spider is hanging down from a thread of spider web on a train, and when the train moves the spider moved 10 dregees
    how to find the acceleration for the train? pretend X is the weight of the spider

    if you dont understand the question msg back and i can explain better, i just need a general idea of how to do it
    2. Relevant equations



    3. The attempt at a solution
     
  2. jcsd
  3. Nov 18, 2009 #2

    PhanthomJay

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    Draw a free body diagram of the spider and note all forces acting on the spider (its weight is one of them, what's the other(s))? Then apply Newton's laws.
     
    Last edited: Nov 19, 2009
  4. Nov 19, 2009 #3
    The spider is acting like a pendulum ;)
     
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