8856604
Pregunta 1
Pregunta
[blank_start]kVp[blank_end]: the maximum energy available
[blank_start]keV[blank_end]: measure of energy
Respuesta
-
kVp
-
keV
-
keV
-
kVp
Pregunta 2
Pregunta
[blank_start]step-down[blank_end]: if turns in secondary are < turns in primary
[blank_start]step-up[blank_end]: if turns in secondary are > turns in primary
Respuesta
-
step-down
-
step-up
-
step-up
-
step-down
Pregunta 3
Pregunta
Power loss in the form of heat due to resistance happens in copper
Respuesta
- True
- False
Pregunta 4
Pregunta
Power loss in copper can be minimized by using [blank_start]larger[blank_end] diameter conductor
Respuesta
-
larger
-
smaller
Pregunta 5
Pregunta
What are the types of full-wave generation?
Respuesta
-
Single phase
-
3 phase - 6 pulse
-
3 phase - 12 pulse
-
High frequency
Pregunta 6
Pregunta
[blank_start]N-type material[blank_end]: silicon-arsenic bond
[blank_start]P-type material[blank_end]: silicon-gallium bond
Respuesta
-
N-type material
-
P-type material
-
P-type material
-
N-type material
Pregunta 7
Pregunta
The anode is positively charged and cathode is negatively charged
Respuesta
- True
- False
Pregunta 8
Pregunta
Types of anodes
[blank_start]Rotating[blank_end]: Found in general x-ray machines
[blank_start]Stationary[blank_end]: Found in dental units
Respuesta
-
Rotating
-
Stationary
-
Stationary
-
Rotating
Pregunta 9
Pregunta
Rotating anodes are made of tungsten encased in solid copper
Respuesta
- True
- False
Pregunta 10
Pregunta
What slows the pitting and cracking of the anode?
Respuesta
-
Rhenium
-
Tungsten
-
Oil
-
Copper
Pregunta 11
Pregunta
Where can you find the focusing cup?
Respuesta
-
Cathode
-
Anode
Pregunta 12
Pregunta
The source of electrons come from where?
Respuesta
-
Cathode
-
Anode
Pregunta 13
Pregunta
What needs to be warmed to minimize cracking?
Respuesta
-
Anode
-
Cathode
Pregunta 14
Pregunta
What causes arcing and can crack the tube?
Respuesta
-
Filament evaporation
-
Anode evaporation
-
Tungsten deposition
Pregunta 15
Pregunta
As the angle of anode increases, heel effect [blank_start]decreases[blank_end]
Respuesta
-
decreases
-
increases
Pregunta 16
Pregunta
Area of the effective focal spot is determined by the angle of the [blank_start]anode[blank_end]
Respuesta
-
anode
-
cathode
Pregunta 17
Pregunta
Thermal capacity of the anode is the amount of heat the anode can [blank_start]store[blank_end] as opposed to how much it can [blank_start]bear[blank_end] in one exposure
Respuesta
-
store
-
bear
-
bear
-
store
Pregunta 18
Pregunta
Using a higher kVp increases heat units (HU)
Respuesta
- True
- False
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