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Physics, 27.07.2019 17:20 LuckyCharms988

Brutus, a champion weight lifter, raises 220 kg a distance of 3.10 m. (a) how much work is done by brutus lifting the weights? j (b) how much work is done holding the weights above his head? j (c) how much work is done lowering them back to the ground? j(d) does brutus do work if the weights are let go and fall back to the ground? no yes (e) if brutus completes the lift in 2.1 s, how much power is developed? w

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Brutus, a champion weight lifter, raises 220 kg a distance of 3.10 m. (a) how much work is done by b...
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