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    micah1717's Avatar
    micah1717 Posts: 1, Reputation: 1
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    #1

    Oct 14, 2014, 02:15 AM
    Physics
    Pulled to the right at constant velocity by a 10-N force acting 30 degrees upward above the horizontal.The coefficient of kinetic friction between the book and the horizontal surface is 0.5.What is the weight of the book?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Oct 14, 2014, 05:34 AM
    Hint: since the book is moving at constant velocity the sum of forces acting on it must equal zero. Set up a free body diagram and go from there.
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