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Carlos pushes a 40 kg box across the floor applying a force of 100 N at an angle of 30. below the horizontal. a) What
Carlos pushes a 40 kg box across the floor applying a force of 100 N at an angle of 30. below the horizontal. a) What is the work done by Carlos if he travels a distance of 7 meters before stopping? b) What is the work done by friction if Carlos pushes the box with constant speed? c) What is the power that Carlos develops if he moves the box with a constant speed of 2m/s?
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