Physics · Fluid Machinery
The theoretical power required to drive a single-acting reciprocating pump is given by which of the following expressions? (where ω is the specific weight of the liquid, A is the cross-sectional area of the piston, L is the length of the stroke, N is the speed in rpm, Hs is the suction head, and Hd is the delivery head)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1P = ω(ALN)(Hs + Hd)60✓
- 2P = ω(ALN)(Hs - Hd)60
- 3P = ω(ALN)√(Hs - Hd)260
- 4P = ω(ALN)√(Hs + Hd)260
Correct answer
P = ω(ALN)(Hs + Hd)60
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