NMTCB Radiation Safety Exam with Complete Solutions

NMTCB Radiation Safety Exam with Complete Solutions 'White 1 package - Answer-Surface 0.5 mr/hr. 1 meter = bkg Yellow II - Answer-Surface 50 mr/hr 1 meter = 1 mr/hr Yellow III - Answer-Surface 200 1 meter = 10 mr/hr Type A package - Answer-Adequate for normal transport. 1,2,3 Type B - Answer-Used for large quantities of radioactive material Caution radioactive materials - Answer-Where radiation is used or stored. Usually entrance of labs. Caution Radiation Area - Answer-More than 5 rem (.05 mSv) in 1 hr at 30 cm from source Caution High Radiation Area - Answer-More than 100 rem (1 mSv) in 1 hr at 30 cm from source Usually where Radiation therapy is performed. Grave Danger Very High Radiation Area. - Answer-500 Rad in 1 hr Unrestricted Area - Answer-Person could not be exposed to in excess to 2 mr/hr Restricted area - Answer-Controlled access area for the protection of individuals from exposure to radiation. Posting exemptions - Answer-Licensee is not required to post a room containing RAM for 8 hrs or less. Materials must be constantly attended. Surveys of individual doses, bioassay' and release of radioactive effluents - Answer-Licensee shal maintain these records until termination of the license.