General Studies · Fluid Machinery
Based on the following two statements related to positive-displacement pumps (PDPs), select the correct answer. Statements: A) At a constant shaft rotation speed, a PDP produces a nearly constant flow rate and virtually unlimited pressure rise, with little effect of viscosity. B) The flow rate of a PDP cannot be varied except by changing the displacement or the speed.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both statements A and B are incorrect.
- 2Statement A is incorrect, but statement B is correct.
- 3Statement A is correct, but statement B is incorrect.
- 4Both statements A and B are correct.✓
Correct answer
Both statements A and B are correct.
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