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An object with weight W is dragged along a horizontal plane by a force acting along a rope attached to the object. If the rope

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An object with weight W is dragged along a horizontal plane by a force acting along a rope attached to the object. If the rope makes an angle 9 with a plane, then the magnitude of the force is F #W _ pt sin(9) + cos(9) where p: is a constant called the coefficient of friction. For what value of 6 is Fsmallest? 6

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