NMTCB RADIATION SAFETY PRACTICE (ACTUAL 2025/2026)
QUESTIONS WITH VERIFIED SOLUTION
NRC Occupational exposure of Whole body
50 msv/year
5 rem/year
NRC Occupational exposure Lens of eye
150 msv/year
15 rem/year
The annual exposure maximum for an occupational radiation worker
50 msv
1msv = ? mrem
100
NRC how many years are area survey and wipe records kept?
, 3 years
NRC requires wipe test readings to be in what?
dpm
Efficiency of well counter equation
efficiency=net cpm/dpm
Film badge
-Effective measuring radiation of .1 msv (10rem) to several sieverts
-worn between waist and shoulder
Thermoluminescent Dosimeters
-ring badge
-keep out of humidity and high temperature
-contains lithium fluoride
Optically stimulated luminescence dosimeters
-resistant to heat, moisture, and aging
QUESTIONS WITH VERIFIED SOLUTION
NRC Occupational exposure of Whole body
50 msv/year
5 rem/year
NRC Occupational exposure Lens of eye
150 msv/year
15 rem/year
The annual exposure maximum for an occupational radiation worker
50 msv
1msv = ? mrem
100
NRC how many years are area survey and wipe records kept?
, 3 years
NRC requires wipe test readings to be in what?
dpm
Efficiency of well counter equation
efficiency=net cpm/dpm
Film badge
-Effective measuring radiation of .1 msv (10rem) to several sieverts
-worn between waist and shoulder
Thermoluminescent Dosimeters
-ring badge
-keep out of humidity and high temperature
-contains lithium fluoride
Optically stimulated luminescence dosimeters
-resistant to heat, moisture, and aging
