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WorksheetsHydraulic Pumps 1st Session 2022
Total questions: 15
Worksheet time: 8mins
How many inlets does an unbalanced vane pump have?
3
1
2
4
What is the maximum pressure a balanced vane pump can handle?
4000 PSI
500 PSI
1000 PSI
10000 PSI
Which vane pump uses ball bearings?
rolling
swinging
flexible
sliding
What kind of seal does a swinging vane pump use?
Uses swinging levers
Uses ball bearings
Uses flexible rubber arms
Uses fixed metal arms
Vane pumps have ______ displacement.
Fixed
Variable
Neither fixed nor variable
Fixed or variable
What is an advantage of a gear pump?
Best for low viscosity fluids
Low internal leakage
Accurate volume control across many flow rates
Can handle the highest amount of pressure
What degree of viscosity can a gear pump handle?
High viscosity
Medium viscosity
Low viscosity
Both low and high
You're working in a cherry jam (with the small chunks in it) factory, and you need to pump jam into the jars to ship out. What pump would be best?
Vane Pump
Lobe Pump
Piston Pump
External Gear Pump
What type of gear pump is better suited for higher pressures?
Lobe Pump
External Pump
Internal Pump
Generator Rotor Pump
Gear pumps are...
Fixed displacement
Variable displacement
Both fixed and variable
Which of the following is NOT an advantage to using a piston pump over a gear or vane pump?
Increased efficiency
High resistance to large pressure
Cheap at install
None of the above
Which of these features defines a fixed piston pump?
The cylinder rotates clockwise.
The RPM of the cylinder is fixed.
The drive shaft cannot move.
The swash plate cannot be tilted.
Which of these factors does NOT affect the cost of a piston pump?
Pressure requirements
Included self-priming
Pump size
Amount of volumetric displacement
Which part of an axial piston pump connects to the motor?
Cylinder
Drive shaft
Shoes
Pistons
Which of these applications can a piston pump NOT handle?
Spraying paint
Powering high-pressure cleaning appliances
Powering processing equipment
High contamination environments
