1.

Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases.

A. NPSH required.
B. BHP required by the pump.
C. head of the liquid pumped.
D. all (a), (b) and (c).
Answer» E.


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