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March 29, 2017

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a sailor pulls a boat along a dock by a rope held at an angle of 55.5 with the horizontal. How much work is done if the sailor exerts a force of 345 N on the rope and pulls the boat 23.8 m?

  • physics - ,

    work= force*distance*cosAngle
    The problem here is you gave the angle with respect to the horizontal. In what direction did the boat move?

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