Mining Engineering > GATE 2024 > Mine Drainage
Data for a centrifugal pump discharging water from a sump to the surface are given.
The annual electrical power consumption in GWh, due to pumping operation, is (round off up to 2 decimals)

Correct : 1.89

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centrifugal pump design GATE Mining Engineering 2024 electrical power consumption GWh pumping mining engineering gate pump efficiency calculation GATE 2024 question 30 pump power consumption

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