RADT 1085 Final Exam Questions & Answers 2024/2025
3 views 0 purchase
Course
RADT 1085
Institution
RADT 1085
RADT 1085 Final Exam Questions & Answers 2024/2025
The changing of alternating current to direct current is known as what? - ANSWERSRectification
What is the name of the closed path over which electric current flows? - ANSWERSCircuit
What is a device called that allows current to flow in...
RADT 1085 Final Exam Questions &
Answers 2024/2025
The changing of alternating current to direct current is known as what? - ANSWERSRectification
What is the name of the closed path over which electric current flows? - ANSWERSCircuit
What is a device called that allows current to flow in only one direction? - ANSWERSConductor
Which type of rectification will supply the x-ray tube with the greatest power? - ANSWERSFull-wave
What is the voltage supplied to the autotransformer called? - ANSWERSLine voltage
What controls the incoming voltage to the autotransformer? - ANSWERSMain breaker switch
Which of the following is the most accurate timer? - ANSWERSElectronic timer
Tapping windings of the autotransformer to supply voltage to the step-up transformer is the purpose of
which of these? - ANSWERSkVp selector
If line voltage changes because of demands by other users, automatic adjustments are made to which of
the following? - ANSWERSLine voltage compensator
Which of the following is placed in the circuit in case of current changes during the exposure? -
ANSWERSBreaker switch
Where in the x-ray circuit is the timer located? - ANSWERSBetween the autotransformer and the step-up
transformer
, Most radiographic equipment manufactured today uses which type of x-ray generator? - ANSWERSHigh-
frequency
A high-frequency generator is operated at 100 kVp, 100 ms at 800 mA. What is the power rating? -
ANSWERS80 kW
What device would be used when the millamperage is set on the control panel? - ANSWERSRheostat
Which of the following meters does NOT register until an x-ray exposure is made? -
ANSWERSMilliammeter
Which of the following types of current supplies the x-ray tube? - ANSWERSPulsating direct current
What effect does adjusting the filament control have on the production of x-rays? - ANSWERSControls
the quantity
Which of the following is the current indicated by the millimmeter? - ANSWERSTube current
The incoming line voltage is 220 volts. 55% of the turns on the autotransformer are used. What is the
voltage sent to the step-up transformer? - ANSWERS121 volts
How many solid state rectifiers are needed to produce a single-phase, full-wave rectified current? -
ANSWERS4
If a full-wave rectified current has 60 cycles per second, how many pulses per second cross the x-ray
tube? - ANSWERS120
A solid-state rectifier is primarily made of which of the following substances? - ANSWERSSilicon
To produce equal density and contrast, exposure to the patient with three-phase equipment is ____
compared to single-phase. - ANSWERSEqual
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Bensuda. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.49. You're not tied to anything after your purchase.