Physics, 21.04.2020 13:17 lilquongohard

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Un motor de 400 kW arrolla un cable alrededor de un tambor mientras levanta una masa de 2000 kg a una altura de 6m en 3 segundos. Determine la eficiencia del motor y cuanto trabajo se realizará contra las fuerzas de fricción.

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Un motor de 400 kW arrolla un cable alrededor de un tambor mientras levanta una masa d...