本题目来源于试卷: Elementary Particles，类别为 IB物理学
[问答题]
Why do neutrons decay when they are free but not when theyldvxk;cy+0 .eyg gt(6 are insyn fut 1 0f0gr7sgd(/iide the nucleu1uds7n f 0tgg(y/if0 rs?
参考答案:
In the nucleus, the strong interaction with the other nucleons does not allow the neutron to decay. When a neutron is free, the weak interaction is the dominant force and can cause the neutron to decay.
本题详细解析:
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