本题目来源于试卷: Physics Unit32: Elementary Particles，类别为 Generic Physics
[单选题]
The exchange particles for the weak force arek,k , )yo+kj+psxy:rj c802)fdgh emy i8ds r* very mass5n, e9kypa:npx6 4o17un4 irv/ sgr vqive (about 100 times as massive as a proton)np 4ans145e i9:gypx nv q7rv6o,ru /k. This would lead one to expect that the weak force would
A. act over a very long range.
B. act over a very short range.
C. only act on very massive particles.
D. be transmitted at the speed of light.
参考答案: B
本题详细解析:
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Post time 2024-1-22 02:15:01