LMRT REVIEW #6 & 7 EXAM 2025| BRAND NEW ACTUAL EXAM WITH 100% VERIFIED QUESTIONS AND CORRECT SOLUTIONS| GUARANTEED VALUE PACK| ACE YOUR GRADES.

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LMRT REVIEW #6 & 7 EXAM 2025| BRAND NEW
ACTUAL EXAM WITH 100% VERIFIED QUESTIONS
AND CORRECT SOLUTIONS| GUARANTEED VALUE
PACK| ACE YOUR GRADES.


1. Low voltage - Correct Answer-supplies low voltage for operation of
control console and for the variation of kVp




2. Filament - Correct Answer-supplies and controls heat needed for the x-
ray tube filament thermionic emission




3. High voltage - Correct Answer-supplies high voltage to accelerate
electrons for x-ray production




4. Low voltage circuit portion - Correct Answer-power source
main switch
autotransformer
kVp selector
exposure switch
exposure timer
primary step-up transformer

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5. filament circuit - Correct Answer-mA selector
primary of step-down transformer
secondary of step-down transformer
tube filament




6. High voltage circuit portion - Correct Answer-secondary of step-up
transformer
x-ray tube
milliammeter
rectifier




7. What are the three transformer in an x-ray circuit? - Correct Answer-
Autotransformer
step-down transformer
step-up transformer




8. What are the types of rectification? - Correct Answer-1. half wave - just
eliminates negative wave..
2. full wave - converts negative to positive wave.
3. three-phase
4.high-frequency