LRA 222 Weeks 1,2, 3 & Final Exams STUDY
BUNDLE PACKAGE |Questions and Verified
Answers - (2024/ 2025 Updates) 100% Correct |
Grade A
First component in the x-ray circuit is the - ANSWERautotransformer
a step-down transformer is located in the - ANSWERfilament circuit
voltage across the x-ray tube is the most constant with - ANSWERhigh frequency
generators
filament circuit provides electrons for the - ANSWERx-ray tube current
The operating console contains circuits that are - ANSWERlow voltage only
a single-wave rectification - ANSWERhas 100% ripple
With half-wave rectification, the current flows through the x-ray tube during the
_____ part of the cycle. - ANSWERpositive part of the cycle
Full wave rectification three phase units provide an x-ray beam at - ANSWER360
pulses per second
three main parts of the x-ray imaging system - ANSWERx-ray tube, operating
console, high voltage generator
step up transformer increases voltage - ANSWER500-1000 times
x-ray beam generated by the circuit with the lowest voltage ripple has the -
ANSWERthe highest quantity and quality
the industry standard for calculating high voltage generator power is to use the -
ANSWERmaximum tube current at 100 kVp and 100ms
mammography units operate with - ANSWERhigh frequency generators
the principal disadvantage of three-phase equipment is - ANSWERcost
the high voltage generator contains - ANSWERhigh voltage transformer, filament
transformer, and rectifiers
thermionic emission at the filament determines - ANSWERmilliamperage across the
x-ray tube during an exposure
BUNDLE PACKAGE |Questions and Verified
Answers - (2024/ 2025 Updates) 100% Correct |
Grade A
First component in the x-ray circuit is the - ANSWERautotransformer
a step-down transformer is located in the - ANSWERfilament circuit
voltage across the x-ray tube is the most constant with - ANSWERhigh frequency
generators
filament circuit provides electrons for the - ANSWERx-ray tube current
The operating console contains circuits that are - ANSWERlow voltage only
a single-wave rectification - ANSWERhas 100% ripple
With half-wave rectification, the current flows through the x-ray tube during the
_____ part of the cycle. - ANSWERpositive part of the cycle
Full wave rectification three phase units provide an x-ray beam at - ANSWER360
pulses per second
three main parts of the x-ray imaging system - ANSWERx-ray tube, operating
console, high voltage generator
step up transformer increases voltage - ANSWER500-1000 times
x-ray beam generated by the circuit with the lowest voltage ripple has the -
ANSWERthe highest quantity and quality
the industry standard for calculating high voltage generator power is to use the -
ANSWERmaximum tube current at 100 kVp and 100ms
mammography units operate with - ANSWERhigh frequency generators
the principal disadvantage of three-phase equipment is - ANSWERcost
the high voltage generator contains - ANSWERhigh voltage transformer, filament
transformer, and rectifiers
thermionic emission at the filament determines - ANSWERmilliamperage across the
x-ray tube during an exposure
