本题目来源于试卷: Nuclear & Quantum Physics E.4 Nuclear Fission，类别为 IB物理学
[单选题]
Which of the following is i h *8wpgf;hvb7n:a; tqd8h2 jzncqu3 okfa y :x0;ek1cg0orrectly matches a component of a nuclear power plant with its function kao;0 :kuqec31fgx y0?
A. Component is Heat Exchanger ; Function is Prevents overheating
B. Component is Moderator ; Function is Slows down electrons
C. Component is Control rods ; Function is Absorbs neutrons
D. Component is Shielding ; Function is Prevents any leakage of radiation
参考答案: B
本题详细解析:
Explanation: Moderators slow down the speed of the neutrons (not electrons) so that they can be captured by nuclei of fuel and initiate further fission reactions.
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