Question: 5. A person pulls a 40 kg crate 35 m across a level floor using a rope that is 40 above the horizontal. The

5. A person pulls a 40 kg crate 35 m across a

5. A person pulls a 40 kg crate 35 m across a level floor using a rope that is 40 above the horizontal. The person exerts a force of 120 N on the rope. How much work is done? 6. How much work is necessary to lift a 100 kg dumbbell 2 m off of the ground?

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