Question: A 2-kW pump is used to pump kerosene (r = 0.820 kg/L) from a tank on the ground to a tank at a higher elevation.

A 2-kW pump is used to pump kerosene (r = 0.820 kg/L) from a tank on the ground to a tank at a higher elevation. Both tanks are open to the atmosphere, and the elevation difference between the free surfaces of the tanks is 30 m. The maximum volume flow rate of kerosene is
(a) 8.3 L/s
(b) 7.2 L/s
(c) 6.8 L/s
(d) 12.1 L/s
(e) 17.8 L/s

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