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Mining Engineering > GATE 2022 > Mine Drainage

A pump lifts mine water of density 1020 kg/m³, at 250 m³/hr from a depth of 150 m. The overall pumping efficiency is 68%. Considering a head loss of 15 m due to pipe friction and shock, the motor input power, in kW is _________. (round off to two decimal places)

Correct : 165.00

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