Rad Safety
Terms
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- occupational dose limit
- 50 mSv or 5 rem
- define Workload W
- rad/week at 1m
- NCRP formula for cumulative dose limit based on age
- 10 mSv x age
- What is the maximum dose rate at 1-m from an "off" teletherapy unit in mrem/hr?
- 10 mrem/hr
- What is the dose limit for minors compared to that of an adult?
- 10%
- annual occupational dose limit whole body mSv
- 50 mSv
- What is the limit for radiation doses to a member of the general public in one year in rem?
- o.1 rem
- What is the limit of dose equivalence for a member of general public in 1 hr to an unrestricted area in rem?
- 2 mrem
- Shielding: define U
- use factor, operating time that machine pointed to protective barrier
- shielding: define T
- occupancy factor
- Shielding: define P
- max permissible dose P in a protected area
- max permissible dose P in protected area for controlled area
- 1 mGy/ week
- Shielding: define B
- required transmission of primary barrier
- public dose limits frequent and occassional exposure
- 1 and 5 mSV
- total dose limit fetus
- 5 mSv or 0.5 rem
- annual dose limit radiation worker to hands
- 500 mSv
- whole body exposure for training, annual mSv
- 1 mSv