ASNT Industrial Radiography Radiation Safety Study Guide Ch.5 Exam Correct 100%
There are basically three methods of protection from ionizing radiation. What are they? - Answer C. shielding, time, distance To determine the total dose received: - Answer d. all of the above At a dose rate of 60 mRh/ (600 uSv/h), 1 h of exposure would be? - Answer d. 60 mR (600 uSv) The specific gamma ray constant for Co-60 can be expressed as: - Answer d. 14 R/Ci at 1 ft (140 mSv/Ci at 1 ft) The specific gamma ray constant for Ir-192 can be expressed as: - Answer d. 5.2 R/h/Ci at 1 ft (52 mSv/h/Ci at 1 ft)
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