
Vacuum Pump Quiz
Authored by Dan Ilott
English
University
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who invented the first vacuum pump?
Evangelista Torricelli
Otto von Guericke
Robert Boyle
Galileo Galilei
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the principle behind a positive displacement pump?
Using strong electrical fields to ionize gases
Using high-speed jets of dense fluid
Capturing gases in a solid or adsorbed state
Repeatedly expanding a cavity to allow gases to flow in
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of pump is most effective for low vacuums?
Cryopump
Positive displacement pump
Momentum transfer pump
Entrapment pump
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of a momentum transfer pump?
To capture gases in a solid state
To use high-speed rotating blades to knock gas molecules out
To repeatedly expand a cavity
To use cold temperatures to condense gases
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pump uses cold temperatures to condense gases to a solid or adsorbed state?
Rotary vane pump
Cryopump
Diffusion pump
Turbomolecular pump
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical base pressure of a rubber- and plastic-sealed piston pump system?
0.1 Pa
1 to 50 kPa
100 Pa
10 Pa
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pump is known for having the highest pumping speeds but low compression ratio?
Diaphragm pump
Piston pump
Scroll pump
Lobe Pump AKA Roots blower
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