Elementary Particles (id: 22f8f79c0)

本题目来源于试卷: Elementary Particles，类别为 IB物理学

[填空题]
A proton and an antiproton annihilate6 8t dwpsb2k69kcj/ni e. r4xae n2w52hy yw6ffach other at rest and produce two pions, x 4n r25wff2w.a6y yhe$\pi^-$ and $\pi^+$. What is the kinetic energy of each pion? $2m_pc^2$ =    MeV

参考答案: 798.7±2%


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