Exam (elaborations)
ASNT STUDY GUIDE: Industrial Radiography Radiation Safety With Questions And 100% SURE ANSWERS
- Course
- Institution
ASNT STUDY GUIDE: Industrial Radiography Radiation Safety With Questions And 100% SURE ANSWERS
[Show more]
Seller
Follow
Content preview
JACKLINEASNT STUDY GUIDE: Industrial Radiography Radiation
Safety With Questions And 100% SURE ANSWERS
Terms in this set (125)
THE SYMBOL (R) MEANS ROENTGEN
The acronym RAD means radiation absorbed dose
The roentgen (R) exposure is measured in AIR
The symbol mR means milliroentgen
One roentgen or 1 R is equal to 1 milliroentgen
The acronym rem stands for roentgen equivalent man
The initialism QF stands for quality factor
The quality factor for X-ray and gamma rays is 1
The quality factor for alpha (ray) particles is 1
Activity of radioactive material is measured in curies
Becquerels and curies are units of measurement decay rate
of:
ASNT STUDY GUIDE: Industrial Radiography Radiation Safety
1/8
, Atoms that have excess energy and are unstable radioactive
are known as
Elementary particle units with a negative electrical electrons
charge and a mass approximately equal to 1/1840
that of a proton are
Positively charged elementary particles swith a protons
mass approximately equal to 1840 times that of an
electron, or 1 AMU, are known as
Uncharged elementary particles with a mass neutrons
nearly equal to that of a proton are called
The area known as the center of an atom is called nucleus
the
Any byproduct material that is encased in a sealed source
capsule designed to prevent leakage or escape of
the byproduct material is a:
A tube through which the radioactive source S tube
travels when inside a radiographic exposure
device is a/an
Survey meters must be calibrated at intervals not six months and/or after instrument servicing except for battery changes
to exceed:
A survey meter must becapable of measuring a 2 to 1000 mR/h (0.02 to 10 mSv/h)
range of
Becquerels and curies are units of measurement activity
of
An analog survey meter must be calibrated on 33% and 66% of the scale's potential
each scale at two points approximately
2/8
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 Queenstin. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
85443 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now