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A 57-kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 39.0 0 above

A 57-kg packing crate is pulled with constant speed across a rough floor with a rope that is at an angle of 39.00 above the horizontal. If the tension in the rope is 174 how much work is done on the crate by the rope to move it 9.00 m, in joules?

Use the definition of work.

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