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    jenjen26's Avatar
    jenjen26 Posts: 1, Reputation: 1
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    #1

    Jan 1, 2007, 02:02 PM
    tensions
    find the tension in wires A and B supportining the traffic light. The traffic light weighs 294newtons.


    A= 37.0.0 degrees
    B= 53.0 degrees
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Jan 1, 2007, 02:14 PM
    If you draw a diagram, I hope you can plainly see that

    Ta = 294 cos(37) N

    Exercise for the reader : find Tb (it's easy)

    If you need further explanation, just ask :)
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