LMRT Assessment Tests 2026/2027 | Actual Questions and
Answers Latest Updated 2026/2027 (Graded A+)
•
. What type of current is required for proper operation of the x-ray tube?
- ✔✔Direct
•
Electromagnetic radiation travels:
- ✔✔In waves along a straight path
•
Frequency is defined as:
- ✔✔The number of waves passing a point per unit time
•
Wavelength is defined as the distance from:
- ✔✔Peak to peak of the wave
•
Wavelength and frequency are:
- ✔✔Inversely proportional to each other
•
The x-ray beam changes as it travels through the patient by a process called:
- ✔✔Attenuation
•
The intensity of radiation is inversely proportional to the square of the distance between the source of
radiation and the person receiving it. This describes the:
- ✔✔inverse square law
•
Electricity is supplied to the imaging department by a:
- ✔✔Generator
•
High-frequency power:
- ✔✔Has almost no ripple
•
The primary advantage of three-phase power is that:
- ✔✔Voltage never drops to zero
•
A variable transformer that is used to select kVp for the x-ray circuit is the:
, - ✔✔Autotransformer
•
A transformer that has more turns in the secondary coil than in the primary coil is called a:
- ✔✔Step-up transformer
•
What is the transformer used to boost voltage to kilovoltage levels called?
- ✔✔Step-up transformer
•
Voltage coming to the x-ray machine is kept constant through the use of a(n):
- ✔✔Line voltage compensator
•
A step-down transformer:
- ✔✔Steps down voltage
•
Where does thermionic emission occur?
- ✔✔Cathode
•
. Which of the following devices is prereading?
- ✔✔kVp meter
•
Which device reduces voltage and provides current to produce an electron cloud or space charge at
the filament?
- ✔✔Step-down transformer
•
What changes AC to DC?
- ✔✔Rectifier
•
Which of the following is surrounded by a negatively charged focusing cup?
- ✔✔Filament
•
Which of the following is composed of solid-state silicon-based diodes?
- ✔✔rectifier
•
What regulates the duration of x-ray production?
- ✔✔Timer
Answers Latest Updated 2026/2027 (Graded A+)
•
. What type of current is required for proper operation of the x-ray tube?
- ✔✔Direct
•
Electromagnetic radiation travels:
- ✔✔In waves along a straight path
•
Frequency is defined as:
- ✔✔The number of waves passing a point per unit time
•
Wavelength is defined as the distance from:
- ✔✔Peak to peak of the wave
•
Wavelength and frequency are:
- ✔✔Inversely proportional to each other
•
The x-ray beam changes as it travels through the patient by a process called:
- ✔✔Attenuation
•
The intensity of radiation is inversely proportional to the square of the distance between the source of
radiation and the person receiving it. This describes the:
- ✔✔inverse square law
•
Electricity is supplied to the imaging department by a:
- ✔✔Generator
•
High-frequency power:
- ✔✔Has almost no ripple
•
The primary advantage of three-phase power is that:
- ✔✔Voltage never drops to zero
•
A variable transformer that is used to select kVp for the x-ray circuit is the:
, - ✔✔Autotransformer
•
A transformer that has more turns in the secondary coil than in the primary coil is called a:
- ✔✔Step-up transformer
•
What is the transformer used to boost voltage to kilovoltage levels called?
- ✔✔Step-up transformer
•
Voltage coming to the x-ray machine is kept constant through the use of a(n):
- ✔✔Line voltage compensator
•
A step-down transformer:
- ✔✔Steps down voltage
•
Where does thermionic emission occur?
- ✔✔Cathode
•
. Which of the following devices is prereading?
- ✔✔kVp meter
•
Which device reduces voltage and provides current to produce an electron cloud or space charge at
the filament?
- ✔✔Step-down transformer
•
What changes AC to DC?
- ✔✔Rectifier
•
Which of the following is surrounded by a negatively charged focusing cup?
- ✔✔Filament
•
Which of the following is composed of solid-state silicon-based diodes?
- ✔✔rectifier
•
What regulates the duration of x-ray production?
- ✔✔Timer
