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Engineering question!

Discussion in 'Off-Topic Discussion' started by DanGer, May 27, 2009.

  1. May 27, 2009 at 3:19 PM
    #1
    DanGer

    #1
    DanGer [OP] Avatar approved by 98tacomav6

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    Does anyone remember how to find scalar components of a vector in NONrectangular coordinates?
     
    DanGer, May 27, 2009
    #1
  2. May 27, 2009 at 3:31 PM
    #2
    DanGer

    #2
    DanGer [OP] Avatar approved by 98tacomav6

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    As in find the scalar components of the 2 kN force on axis A and BNew Picture (4).jpg
     
    DanGer, May 27, 2009
    #2
  3. May 27, 2009 at 4:03 PM
    #3
    wired_af

    #3
    wired_af Well-Known Member

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    Couldn't you use the dot product of the 2kN force and the unit vector which defines the direction of lines A and B?

    If you need the answer in polar coordinates then just convert.
     
    wired_af, May 27, 2009
    #3
  4. May 28, 2009 at 5:38 AM
    #4
    DanGer

    #4
    DanGer [OP] Avatar approved by 98tacomav6

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    I figured it out, its just simple law of sines [​IMG]
     
    DanGer, May 28, 2009
    #4

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