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Physics, 04.08.2021 20:40 greenhusky

Una grúa con un motor de 10 CV eleva 1000 kg de hierro hasta una altura de 50 m del suelo en 2 minutos.
a) Expresa la potencia del motor en W.
b) ¿Qué trabajo realiza el motor?
c) Calcula el rendimiento del motor.

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