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En un taller tienen dos taladros de sobremesa de 600 w de potencia, una sierra de calar de 500 w y cuatro soldadores de 50 w. Los taladros funcionan una media de 2 horas diarias, la sierra de calar 1 hora y los cuatro soldadores funcionan una media de 4 horas diarias. Calcular la energía consumida por todos estos aparatos durante un día.

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En un taller tienen dos taladros de sobremesa de 600 w de potencia, una sierra de calar de 500 w y c...
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