What is a Photomultiplier Tube?
Authored by Amy Morris
Physics
University
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a photo multiplier tube (PMT)?
Convert electrical signal into light
Convert radiation into electrical signal
Convert electrical signal into radiation
Convert light into radiation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the job of the photocathode in a PMT?
To convert electrical signal into light
To convert radiation into light
To convert light into electrical signal
To amplify electrical signal
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the phenomenon called when a metal plate in a PMT is bombarded by electrons and emits more electrons?
Scintillation
Photoelectric effect
Magnetic permeability
Secondary emission
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the dynodes in a PMT?
To convert light into radiation
To amplify electrons into more electrons
To convert radiation into electrical signal
To amplify radiation into more radiation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical applied voltage per dynode in a PMT?
50 to 100 volts
10 to 50 volts
150 to 200 volts
100 to 150 volts
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What material are the dynodes in a PMT coated with?
Magnesium oxide
Aluminum nitride
Silicon carbide
Copper sulfate
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the anode in a PMT?
To emit scintillation light
To convert light into radiation
To collect amplified electrons
To amplify electrical signal
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