Physics
Physics, 30.08.2021 01:00, hHRS2997

un obrero empuja horizontalmente una caja de 30 kg una distancia de de 4.5m en un plano con velocidad constante. El coeficiente de friccion cinetica entre el piso y la caja es de 0.25. ¿que magnitud de fuerza debe aplicar el obrero?

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un obrero empuja horizontalmente una caja de 30 kg una distancia de de 4.5m en un plano con velocida...

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