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- The brake horsepower of a pump is the actual motor input horsepower required to produce the hydraulic horsepower from a pump (flow and head) taking into account the losses incurred within the pump due to friction, leakage, etc. Brake horsepower is the ratio of hydraulic horsepower to pump efficiency.
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- Capillary head, Cavitation, Cirque, drawdown, Head, Pressure head, Sluice, Static head, Unbalanced head., Vortex