本题目来源于试卷: Momentum and Energy，类别为 美国物理杯赛(Physics Bowl)
[单选题]
08.45: Electron #1 move+io yaqx+: p4gs wfk sab3f*;+ igp0 9g-mbolx9/(dg ottith speed 0.30 c where c is the speed of light. Electron #2 moves with speed 0.60 c. What is the ratio of the kinetic energy of electron #2 to elect bf3d xil0-(;psb/kgoggt+f 99 o*tmaron #1?
A. 1.19
B. 1.32
C. 2.00
D. 4.00
E. 5.18
参考答案: E
本题详细解析:
暂无
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