Physics, 12.10.2020 21:01 blondielocks2002
Diego is trying to lift a piano to the second floor of his house. Diego uses a pulley system and gives a big lift to the piano. The piano moves upward, then stops, and then it starts to fall to the ground. (The direction of the force of gravity is negative.) Which list best describes the forces on the piano in the proper order?
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Diego is trying to lift a piano to the second floor of his house. Diego uses a pulley system and giv...
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