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Homework Help: Parallel unit vectors

  1. Feb 4, 2014 #1
    1. The problem statement, all variables and given/known data

    The dot product for two.parralel pointing.unit.vectors is ?
    A. 1
    B. 0
    C. -1
    D. Undefined


    2. Relevant equation

    3. The attempt at a solutionsince they are unit vectors they have a magnitude of 1,this implies that the dot product is 1,since the angle between them.is equal to zero and cos zero is 1,
     
  2. jcsd
  3. Feb 4, 2014 #2

    ShayanJ

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    Gold Member

    So...what is your question?
     
  4. Feb 4, 2014 #3
    Is the solution I propose correct?
     
  5. Feb 4, 2014 #4

    ShayanJ

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    Gold Member

    Yes!
     
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