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3.0 kg box is pushed with a force of 20N at a downward 45° angle —...

3.0 kg box is pushed with a force of 20N at a downward 45° angle — in the same direction of motion — for a distance of 2.0 m.(A)How much is the work done on the box?(B)How much does person’s energy change?(C)What is the final kinetic energy of the box?(D)What is the final speed of the box?(E)How much is the box accelerating?

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