Question: An emergency drain pump should be able to pump 0.1 m3/s liquid water at 15C, 10 m vertically up delivering it with a velocity of

An emergency drain pump should be able to pump 0.1 m3/s liquid water at 15°C, 10 m vertically up delivering it with a velocity of 20 m/s. It is estimated that the pump, pipe and nozzle have a combined isentropic efficiency expressed for the pump as 60%. How much power is needed to drive the pump?

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