Physics · Fluid Mechanics
The theoretical metric horsepower (hp) required to drive a reciprocating pump is expressed by which formula? (Where w = specific weight of fluid in kgf/m3, Q = discharge in m3/s, Hs = suction head in m, and Hd = delivery head in m)
- 1wQ(Hs + Hd) / 60
- 2wQHd / 75
- 3wQHs / 75
- 4wQ(Hs + Hd) / 75✓
Correct answer
wQ(Hs + Hd) / 75
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