Nuclear Energy; Effects and Uses of Radiation (id: 9345fb50b)

本题目来源于试卷: Nuclear Energy; Effects and Uses of Radiation，类别为 IB物理学

[填空题]
A cancer patient is unxxv+opct1o,l *7wy6xq/5 tmadergu p/ . xxpf6u:l-8cexuoing radiation therapy in which protons with an energy of 1.2 MeV are incidentpu-f lx6 u/uc.xxep :8 on a 0.25-kg tumor.
(a) If the patient receives an effective dose of 1.0 rem, what is the absorbed dose?
(b) How many protons are absorbed by the tumor? Assume $QF = 1$.    $ \times 10^{10}\ \text{p}$

参考答案: 1.3±2%


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