LRA 222 Exam Questions and Answers Solved Correctly Latest Version 2025
The anode includes the
A. target
B. Induction envelope
C. envelope
D. target and induction motor - Answers D. target and induction motor
The cathode includes the:
A. envelope
B. filaments
C. focusing cup
D. filaments and focusing cup - Answers D. filament and focusing cup
The motor that turns the anode operates through
A. the use of a transformer
B. the physical connection between rotor and stator.
C. self-induction
D. mutual induction - Answers D. mutual induction
With a rotating anode, the focal spot becomes a focal:
A. path
B.stripe
C.track
D.circle - Answers C. track
The focusing cup is able to keep electrons together because:
A.opposites charge repel
B.opposite charges attract
C. like charges repel
, D. like charges attract - Answers C. like charges repel
The stator is made up of electromagnets.
T/F - Answers True
Prepping the rotor but not making an exposure on a regular basis is unrelated to tube damage or failure.
T/F - Answers True
The effective focal spot is smaller than the acutal focal spot because the face of the anode is angled.
T/F - Answers true
In addition to the oil surrounding the tube, mechanical fans help to eliminate the heat produced during
x-ray production
T/F - Answers true
The main power switch is found on the-
A. primary circuit
B. secondary circuit
C. filament circuit
D. none - Answers a. primary circuit
The primary side of the high-voltage transformer is found on the-
A. primary circuit
B. secondary circuit
C. filament circuit
D. none - Answers A. primary
The timer circuit is found on the:
primary circuit
secondary circuit
filament circuit
none of the above - Answers A. primary circuit
The step-down transformer is found on the:
The anode includes the
A. target
B. Induction envelope
C. envelope
D. target and induction motor - Answers D. target and induction motor
The cathode includes the:
A. envelope
B. filaments
C. focusing cup
D. filaments and focusing cup - Answers D. filament and focusing cup
The motor that turns the anode operates through
A. the use of a transformer
B. the physical connection between rotor and stator.
C. self-induction
D. mutual induction - Answers D. mutual induction
With a rotating anode, the focal spot becomes a focal:
A. path
B.stripe
C.track
D.circle - Answers C. track
The focusing cup is able to keep electrons together because:
A.opposites charge repel
B.opposite charges attract
C. like charges repel
, D. like charges attract - Answers C. like charges repel
The stator is made up of electromagnets.
T/F - Answers True
Prepping the rotor but not making an exposure on a regular basis is unrelated to tube damage or failure.
T/F - Answers True
The effective focal spot is smaller than the acutal focal spot because the face of the anode is angled.
T/F - Answers true
In addition to the oil surrounding the tube, mechanical fans help to eliminate the heat produced during
x-ray production
T/F - Answers true
The main power switch is found on the-
A. primary circuit
B. secondary circuit
C. filament circuit
D. none - Answers a. primary circuit
The primary side of the high-voltage transformer is found on the-
A. primary circuit
B. secondary circuit
C. filament circuit
D. none - Answers A. primary
The timer circuit is found on the:
primary circuit
secondary circuit
filament circuit
none of the above - Answers A. primary circuit
The step-down transformer is found on the:
