Recent content by mjunderhill

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    What Forces Balance a Knot Pulled by Three Different Ropes?

    The figure shows three ropes tied together in a knot. One of your friends pulls on a rope with 3.0 units of force and another pulls on a second rope with 5.0 units of force. These two ropes are being pulled 120 degrees apart. How hard must you pull on the third rope to keep the knot from...