Sally expends 11 400 j of energy to drag a wooden crate 250, Physics

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Sally expends 11 400 j of energy to drag a wooden crate 250

Sally expends 11 400 J of energy to drag a wooden crate 25.0 m across a floor with a constant speed. The rope makes an angle of 48.0° with the horizontal.

1. How much force does the the rope exert on the crate?

2. What is the force of friction acting on the crate to impede its motion?

3. What work is done by the floor during the force of friction between the crate and the floor?

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Physics: Sally expends 11 400 j of energy to drag a wooden crate 250

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Physics: Sally expends 11 400 j of energy to drag a wooden crate 250

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