Physics
Physics, 16.09.2019 17:20, pr47723

Abag of sand originally weighing 144 lb was lifted at a constant rate. as it rose, sand also leaked out at a constant rate. the sand was half gone by the time the bag had been lifted to 10 ft. how much work was done lifting the sand this far? (neglect the weight of the bag and lifting equipment.)

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Abag of sand originally weighing 144 lb was lifted at a constant rate. as it rose, sand also leaked...

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