The process of burning off of electrons from the
filament wire is called:
A. Space charge effect
B. Potential difference
C. Electromagnetism
D. Thermionic emission - CORRECT ANSWER-D
What unit of measure quantifies the occupational
exposure?
A. Rad
B. Sievert
C. Roentgen
D. Curie - CORRECT ANSWER-B
Which of the following reflects what a RAD
measures?
A. The biological effects on humans
B. Occupational exposure
C. Quantity of radioactivity
D. Radiation intensity - CORRECT ANSWER-A
Which bonding is based on two atoms sharing
electrons?
A. Ionic bonding
, B. Covalent bonding
C. Sharing bonding
D. Dispersion bonding - CORRECT ANSWER-B
Which electromagnetic radiation has the ability to
ionize matter?
A. Microwaves
B. Gamma rays
C. Infrared light
D. All of the above - CORRECT ANSWER-B
Which of the following is a part of the primary
circuit?
A. Step down transformer
B. Rheostat
C. Exposure timer
D. Rectifier - CORRECT ANSWER-C
The actual focal spot is the:
A. Target area as seen from the perspective of
the patient
B. Area the radiographer must focus their
attention to during an exam
C. Target area that is bombarded by electrons
D. Area of the patient's body that must be
examined - CORRECT ANSWER-C