To keep a door closed, a wooden stick is wedged between the floor and the doorknob. The
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To keep a door closed, a wooden stick is wedged between the floor and the doorknob. The stick exerts at B a 45lb force directed along line AB. Replace that force with an equivalent forcecouple system at C.
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32 in. 25 in. 71 in. 38 In. 94 , 45 in.
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