Physics · Fluid Mechanics
What is the primary mechanism by which a positive displacement hydraulic pump moves fluid?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1By using gravity to push the fluid through the system
- 2By creating a vacuum or low-pressure area to draw fluid in and then mechanically forcing it out✓
- 3By using thermal expansion of the fluid
- 4By generating an electric charge to attract the fluid
Correct answer
By creating a vacuum or low-pressure area to draw fluid in and then mechanically forcing it out
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