IRRSP STUDY GUIDE |QUESTIONS AND VERIFIED AN-
SWERS|GRADED A+|PASS ON FIRST ATTEMPT|BRAND NEW
2026/2027 UPDATE!!!!!
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
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:
1
,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 emer-
gency?
A. The NRC
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:
A. In a motion which allows it to curve around objects.
B. At the speed of light
2
, 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
D. Energetic and prolific - ANSWER C. Particulate and electromagnetic
Beta particles have a/an:
A. Positive Charge
B. Negative Charge
C. Neutral Charge
D. Alternating charge from positive to negative - ANSWER B. Negative charge
Alpha particles have a/an:
A. Positive Charge
B. Negative Charge
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SWERS|GRADED A+|PASS ON FIRST ATTEMPT|BRAND NEW
2026/2027 UPDATE!!!!!
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
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:
1
,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 emer-
gency?
A. The NRC
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:
A. In a motion which allows it to curve around objects.
B. At the speed of light
2
, 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
D. Energetic and prolific - ANSWER C. Particulate and electromagnetic
Beta particles have a/an:
A. Positive Charge
B. Negative Charge
C. Neutral Charge
D. Alternating charge from positive to negative - ANSWER B. Negative charge
Alpha particles have a/an:
A. Positive Charge
B. Negative Charge
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