How many heat units are produced by an exposure of 80 kVp, 0.5 sec, 200 mA on a 3
phase 6 pulse unit?
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10800 HU
What is a generator power rating?
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They are determined by the greatest load the generator is capable of
sending to the x-ray tube
,Is an AEC device another type of timer?
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yes
What does the anode assembly consist of?
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anode, stator, and rotor
List two disadvantages of a capacitor discharge mobile unit.
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voltage limitation and leakage radiation
What do the rotor and stator do?
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spin the anode
,What can happen to the filament as vaporization continues?
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could break the filament
what is the constant for single phase, 2 pulse heat unit?
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1.00
What charge does the focusing cup have and why?
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negative, to keep the electrons
What type of appearance will off-focus radiation have on an image?
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ghosting
, The exposure switch STARTS the exposure, which switch ends the exposure?
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timer circuit
What is the voltage ripple for a 3 phase 6 pulse unit?
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13-25%
Is the anode heel effect good or bad?
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Depends, put the thicker part on the cathode side and thinner on the
anode.
List the special types of transformers that are used for three-phase rectification.
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star, delta, and wye
phase 6 pulse unit?
Give this one a try later!
10800 HU
What is a generator power rating?
Give this one a try later!
They are determined by the greatest load the generator is capable of
sending to the x-ray tube
,Is an AEC device another type of timer?
Give this one a try later!
yes
What does the anode assembly consist of?
Give this one a try later!
anode, stator, and rotor
List two disadvantages of a capacitor discharge mobile unit.
Give this one a try later!
voltage limitation and leakage radiation
What do the rotor and stator do?
Give this one a try later!
spin the anode
,What can happen to the filament as vaporization continues?
Give this one a try later!
could break the filament
what is the constant for single phase, 2 pulse heat unit?
Give this one a try later!
1.00
What charge does the focusing cup have and why?
Give this one a try later!
negative, to keep the electrons
What type of appearance will off-focus radiation have on an image?
Give this one a try later!
ghosting
, The exposure switch STARTS the exposure, which switch ends the exposure?
Give this one a try later!
timer circuit
What is the voltage ripple for a 3 phase 6 pulse unit?
Give this one a try later!
13-25%
Is the anode heel effect good or bad?
Give this one a try later!
Depends, put the thicker part on the cathode side and thinner on the
anode.
List the special types of transformers that are used for three-phase rectification.
Give this one a try later!
star, delta, and wye
