jricart jricart

29-09-2022
Physics

contestada

Un motor elèctric de 800 KW funciona durant 2h per elevar 100 dm 3 d’aigua a una altura de
5m. Calcula:

a. L’energia elèctrica consumida pel motor
b. L’energia potencial transferida a l‘aigua
c. El rendiment del motor

Respuesta :

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