AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/eng-positive-displacement-flow

What chiefly sets an ideal positive-displacement pump's flow rate?

Start playing free

  1. Outlet pressure alone
  2. Diffuser angle
  3. Displacement per cycle and speed

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Engineer Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. US Department of Energy, Improving Pumping System Performance www1.eere.energy.gov/manufacturing/tech_assistance/pdfs/pump.pdf Checked 2026-10-10.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

EngineeringIn laminar Poiseuille flow, how does tube radius affect flow rate?EngineeringHow many base units does the International System of Units (SI) have?EngineeringSince the SI redefinition voted in 2018, what defines the kilogram?

That's stuff everyone should know.