1|Page
BASIC X-RAY MACHINE OPERATOR 2025| BRAND
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT SOLUTIONS|
GUARANTEED VALUE PACK| ACE YOUR GRADES.
Which of the following would be considered a characteristic of x-rays?
1. have no mass
2. are electrically neutral
3.travel in straight lines - (answer)1,2,3
The oldest and largest radiologic science professional organization is the: -
(answer)American Society of Radiologic Technologists (ASRT)
The organization that sets standards and prepares examinations necessary to
certify radiologic technologists and limited operators is the: - (answer)American
Registry of Radiologic Technologists (ARRT)
The radiation that exits the opposite side of the patient to expose the image
receptor (IR) is called: - (answer)Remnat radiation
The term used to describe radiation that is absorbed by matter is: -
(answer)Attenuation
The "unseen" image that is contained in the image receptor (IR) before it is
processed is called the: - (answer)Latent image
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The radiation that exits the body in all directions and causes unwanted exposure
on the image receptor (IR) as well as anyone who is in the room is called
__________ radiation. - (answer)Scattered
The radiation that exits the x-ray tube and travels in-air to the patient is called: -
(answer)Primary
The boxlike device attached under the tube housing that allows the limited
operator to vary the size of the radiation field is called the: - (answer)Collimator
An invisible line in the center of the x-ray beam and perpendicular to the long axis
of the x-ray tube is called the: - (answer)Central Ray
An exposure time of 0.02 seconds is equal to how many milliseconds? -
(answer)20 msec
The number 9 squared is equal to: - (answer)81
The number 4 is the square root of: - (answer)16
When 62 kVp is increased by 30%, the result is approximately: - (answer)81
When the fraction 7/8 is converted to a decimal, the result is: - (answer)0.875
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When 230% is expressed as a decimal, the result is: - (answer)2.3
A radiographic image is made using 500 mA, 0.1 sec., 80 kVp, and
48-inches SID. The value of the mAs for this exposure is - (answer)50 mAs
X-rays have electromagnetic energy. The velocity (or speed) of this energy travels
at a speed of: - (answer)186,000 miles per second
The smallest possible unit of electromagnetic energy is the: - (answer)Photon
The electrical current flowing in an x-ray tube is measured in: -
(answer)Milliamperes
The force or strength of the electron flow in an electrical current is measured in: -
(answer)Kilovoltage
The device used to produce the high voltage needed for x-ray production is called
the: - (answer)Transformer
In radiology, 80,000 volts is converted to: - (answer)80 kVp
The target and the filament in the x-ray tube are made of: - (answer)Tungsten
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Electrons are made available in the filament of the x-ray tube by a process called:
- (answer)Thermionic emission
The anode in x-ray tubes rotates at a high rpm to: - (answer)Dissipate the heat
The target in the x-ray tube is angled to affect the:
1. heat capacity
2. number of photons
3. sharpness of the image - (answer)1 and 3
Which of the following would be a common small focal spot size in an x-ray tube?
- (answer)0.6 mm
What size of target angle is required for the radiation to cover a
14-in x 17-in IR at a distance of 40 inches? - (answer)12 degrees
The intensity of the x-ray beam is greatest at the: - (answer)Cathode end of the
beam
The penetrating power of the x-ray beam is controlled by varying the: -
(answer)kVp
BASIC X-RAY MACHINE OPERATOR 2025| BRAND
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT SOLUTIONS|
GUARANTEED VALUE PACK| ACE YOUR GRADES.
Which of the following would be considered a characteristic of x-rays?
1. have no mass
2. are electrically neutral
3.travel in straight lines - (answer)1,2,3
The oldest and largest radiologic science professional organization is the: -
(answer)American Society of Radiologic Technologists (ASRT)
The organization that sets standards and prepares examinations necessary to
certify radiologic technologists and limited operators is the: - (answer)American
Registry of Radiologic Technologists (ARRT)
The radiation that exits the opposite side of the patient to expose the image
receptor (IR) is called: - (answer)Remnat radiation
The term used to describe radiation that is absorbed by matter is: -
(answer)Attenuation
The "unseen" image that is contained in the image receptor (IR) before it is
processed is called the: - (answer)Latent image
,2|Page
The radiation that exits the body in all directions and causes unwanted exposure
on the image receptor (IR) as well as anyone who is in the room is called
__________ radiation. - (answer)Scattered
The radiation that exits the x-ray tube and travels in-air to the patient is called: -
(answer)Primary
The boxlike device attached under the tube housing that allows the limited
operator to vary the size of the radiation field is called the: - (answer)Collimator
An invisible line in the center of the x-ray beam and perpendicular to the long axis
of the x-ray tube is called the: - (answer)Central Ray
An exposure time of 0.02 seconds is equal to how many milliseconds? -
(answer)20 msec
The number 9 squared is equal to: - (answer)81
The number 4 is the square root of: - (answer)16
When 62 kVp is increased by 30%, the result is approximately: - (answer)81
When the fraction 7/8 is converted to a decimal, the result is: - (answer)0.875
,3|Page
When 230% is expressed as a decimal, the result is: - (answer)2.3
A radiographic image is made using 500 mA, 0.1 sec., 80 kVp, and
48-inches SID. The value of the mAs for this exposure is - (answer)50 mAs
X-rays have electromagnetic energy. The velocity (or speed) of this energy travels
at a speed of: - (answer)186,000 miles per second
The smallest possible unit of electromagnetic energy is the: - (answer)Photon
The electrical current flowing in an x-ray tube is measured in: -
(answer)Milliamperes
The force or strength of the electron flow in an electrical current is measured in: -
(answer)Kilovoltage
The device used to produce the high voltage needed for x-ray production is called
the: - (answer)Transformer
In radiology, 80,000 volts is converted to: - (answer)80 kVp
The target and the filament in the x-ray tube are made of: - (answer)Tungsten
, 4|Page
Electrons are made available in the filament of the x-ray tube by a process called:
- (answer)Thermionic emission
The anode in x-ray tubes rotates at a high rpm to: - (answer)Dissipate the heat
The target in the x-ray tube is angled to affect the:
1. heat capacity
2. number of photons
3. sharpness of the image - (answer)1 and 3
Which of the following would be a common small focal spot size in an x-ray tube?
- (answer)0.6 mm
What size of target angle is required for the radiation to cover a
14-in x 17-in IR at a distance of 40 inches? - (answer)12 degrees
The intensity of the x-ray beam is greatest at the: - (answer)Cathode end of the
beam
The penetrating power of the x-ray beam is controlled by varying the: -
(answer)kVp
