本题目来源于试卷: Physics Unit32: Elementary Particles，类别为 国际高中通用物理
[单选题]
Suppose you were to try to create a proton-antiproton pair by annihid:mh v.ad:fj;lu(b6n k/co(fi ation of a very high energy photon. The proton and the anti-proton have the same masses, but opposite charges. What energy photon would be req/f(obi (unk c6uired?
A. $1.022 \; MeV$
B. $1880 \; MeV$
C. $940 \; MeV$
D. $223 \; MeV$
参考答案: B
本题详细解析:
暂无
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