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oil is pumped at 31000/liters/min into a tank 25m above the ground.(1lter of oilhas a mass of 0.68kg)

a) what power, in kw, must be delivered by the pump?
b)what is the increase in PE of ht eoil after 10 minutes?
c)Find the increase in PE of the oil after 10minutes if the tank is 5m nabove the ground?

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