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consommée est donnée en kW. h; convertir cette valeur en joules puis convertir
la consommation de cette facture en joules. En déduire une raison pour laquelle
la quantité d'énergie a pour unité le kW. h et non le joule.
THÈME C. L'énergie et ses conversions
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Pour aller plus loin Sur une facture d'électricité, la quantité d'énergie électrique
consommée est...
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