Physics Unit 4 Flashcards
What is the appropriate voltage needed for x-ray machines in the United States
220
What type of generator system allows the potential difference to drop to zero
Single phase
Which phase generator operates at 360 pulses per second
Multi phase
Supplies the tube with properly modified power, boosts voltage, sets length of exposure, activates, rotor, contains the KVP selector, contains the step up transformer, contains the rectification circuit
Main circuit
Boost amperage, surprise, filament with properly modified power, contains the step down transformer
Filament circuit
Which of the following actions initiates the rotation of the anode/rotor?
First 1/2 of the depression of the exposure switch
Which type of exposure timer utilizes ion chambers?
Automatic timers
The typical volts applied to the filament circuit after the transformer is approximately____
6–12 V
What device has major and minor settings?
Auto transformers
The MA setting on the console signifies what setting
The anticipated MA needed at the filament
A 3-phase, 6 pulse generator has an approximate voltage ripple of_____ percent
13–25
A high frequency generator has an approximate voltage ripple of_____ percent
3–4
A 3 phase, 12 pulse generator has an approximate voltage ripple of_____ percent
4–10
What type of generator are typically equivalent to battery operated units?
3-phase, 12 pulse
What MA setting does the following word generator begin?
The highest MA possible for the exposure