14 Questions
What is a sealed source?
Any radioactive material permanently sealed in inactive container or capsule
Which form does the plated source take?
Coating of radioactive material on a disk or planchette
What is characteristic of the capsule form of sealed source?
Metal capsule surrounds the radioactive material
Which is an example of a capsule form of sealed source?
Mixture of radioactive compounds placed into a container and welded or sealed closed
What is the purpose of sealing the radioactive source in an inactive container or capsule?
To prevent dispersion of the radioactive substance during routine use
What is the definition of a sealed source?
Radioactive material permanently sealed in an inactive container or capsule
What is the purpose of the leak test mentioned in the text?
To ensure the integrity of the sealed source by detecting any leakage activity
Which type of sealed sources are exempted from the leak test?
Sealed sources containing Tritium gas with activity less than 74 GBq
What are the potential causes of leakage mentioned in the text?
All of the above
Which method is used to conduct a non-radioactive leak test?
Vacuum bubble test
Where should swabs/wipes be done to detect potential leaks or contamination?
At locations of potential leak or contamination, such as welded areas and window areas
What is the recommended record-keeping duration for leak test results?
3 years
What type of material is suitable for conducting a wet wipe (smear) test?
All of the above
What is the threshold for confirming a leak during the wipe (smear) test?
$185 Bq @ 5 nCi$
Test your knowledge about sealed source leak tests and safety measures with this quiz. Learn about the definition of sealed sources and the importance of preventing dispersion of radioactive substances.
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