A 57-kg researcher absorbs 6.3 × 108 neutrons in a workday. The energy of the neutrons is 2.6 MeV. The relative biological efficiency (RBE) for fast neutrons is 10. What is the equivalent dosage of the radiation exposure, in mrem, of this worker?
A) 4.6 mrem
B) 1.4 mrem
C) 2.9 mrem
D) 14 mrem
E) 46 mrem
Answer: A
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