1|Page
IRRSP Certification test 2025 bundle with 500
questions and correct verified answers/ Industrial
Radiography Radiation Safety Personnel IRRSP
EXAM latest 2025 (brand new!)
In the early years of radiography, what caused personnel
to be overexposed?
A. poor equipment design
B. Lack of understanding
C. A lack of and poor safety practices
D. All of the above - ...ANSWER...✓✓D. All of the Above
The ultimate responsibility to adhere to the regulations,
license conditions, and company policies at a temporary
job site falls to:
A. The radiographer
B. The assistant radiographer
C. The radiation safety officer
D. all radiation workers - ...ANSWER...✓✓A. The
radiographer
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Regulations from one state to the next are essentially the
same for radioactive materials.
A. True
B. False - ...ANSWER...✓✓A. True
Industrial radiography using gamma ray sources is
regulated by: - ...ANSWER...✓✓A. The NRC
B. OSHA
C. Agreement States
D. Both A & C are correct
Historically, it has been proven that the predominant
cause of overexposure is:
A. Improper surveys
B. The source being left in an uncontrolled state
C. The source not being locked once retracted to the
shielded position.
D. All of the Above - ...ANSWER...✓✓D. All of the Above
Who is the first person the radiographer should seek
guidance from in the event of an emergency?
A. The NRC
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B. A senior technician
C. Their state or a federal jurisdiction hotline
D. Their company RSO - ...ANSWER...✓✓D. Their Company
RSO
Any Individual who uses radiographic exposure devices,
sealed sources, related handling tools, or survey
instruments while under the supervision of a
radiographer is a (n):
A. Student
B. Member of the public
C. Assistant Radiographer
D. Radiographer - ...ANSWER...✓✓C. Assistant
Radiographer
Who first discovered X-rays?
A. Marie Curie
B. Albert Einstein
C. Wilhelm Roentgen
D. Thomas Edison - ...ANSWER...✓✓C. Wilhelm Roentgen
Electromagnetic radiation travels:
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A. In a motion which allows it to curve around objects.
B. At the speed of light
C. At subsonic speeds
D. Just slightly below the speed of light -
...ANSWER...✓✓B. At the speed of light
X-rays are produced by an x-ray tube by the:
A. Radioactive source inside the tube
B. Passage of electrons striking radium
C. Passage of electrons across the tube striking the
target
D. Radioisotope inner chamber - ...ANSWER...✓✓C.
Passage of electrons across the tube striking the target.
Alpha particles are much like a helium nucleus as they
have. - ...ANSWER...✓✓A. Two protons and two neutrons
Two basic types of radiation are:
A. Audible and visible
B. Sub-light and faster than light
C. Particulate and Electromagnetic
IRRSP Certification test 2025 bundle with 500
questions and correct verified answers/ Industrial
Radiography Radiation Safety Personnel IRRSP
EXAM latest 2025 (brand new!)
In the early years of radiography, what caused personnel
to be overexposed?
A. poor equipment design
B. Lack of understanding
C. A lack of and poor safety practices
D. All of the above - ...ANSWER...✓✓D. All of the Above
The ultimate responsibility to adhere to the regulations,
license conditions, and company policies at a temporary
job site falls to:
A. The radiographer
B. The assistant radiographer
C. The radiation safety officer
D. all radiation workers - ...ANSWER...✓✓A. The
radiographer
,2|Page
Regulations from one state to the next are essentially the
same for radioactive materials.
A. True
B. False - ...ANSWER...✓✓A. True
Industrial radiography using gamma ray sources is
regulated by: - ...ANSWER...✓✓A. The NRC
B. OSHA
C. Agreement States
D. Both A & C are correct
Historically, it has been proven that the predominant
cause of overexposure is:
A. Improper surveys
B. The source being left in an uncontrolled state
C. The source not being locked once retracted to the
shielded position.
D. All of the Above - ...ANSWER...✓✓D. All of the Above
Who is the first person the radiographer should seek
guidance from in the event of an emergency?
A. The NRC
,3|Page
B. A senior technician
C. Their state or a federal jurisdiction hotline
D. Their company RSO - ...ANSWER...✓✓D. Their Company
RSO
Any Individual who uses radiographic exposure devices,
sealed sources, related handling tools, or survey
instruments while under the supervision of a
radiographer is a (n):
A. Student
B. Member of the public
C. Assistant Radiographer
D. Radiographer - ...ANSWER...✓✓C. Assistant
Radiographer
Who first discovered X-rays?
A. Marie Curie
B. Albert Einstein
C. Wilhelm Roentgen
D. Thomas Edison - ...ANSWER...✓✓C. Wilhelm Roentgen
Electromagnetic radiation travels:
, 4|Page
A. In a motion which allows it to curve around objects.
B. At the speed of light
C. At subsonic speeds
D. Just slightly below the speed of light -
...ANSWER...✓✓B. At the speed of light
X-rays are produced by an x-ray tube by the:
A. Radioactive source inside the tube
B. Passage of electrons striking radium
C. Passage of electrons across the tube striking the
target
D. Radioisotope inner chamber - ...ANSWER...✓✓C.
Passage of electrons across the tube striking the target.
Alpha particles are much like a helium nucleus as they
have. - ...ANSWER...✓✓A. Two protons and two neutrons
Two basic types of radiation are:
A. Audible and visible
B. Sub-light and faster than light
C. Particulate and Electromagnetic
