Physics Unit26: Special Theory of Relativity (id: 2d87bf8c9)

本题目来源于试卷: Physics Unit26: Special Theory of Relativity，类别为 国际高中通用物理

[单选题]
An electron is traveling at 0.85c. What isqdmn4 q ;3ek11-ozvv v its mass? +7 vkf uo8t;6. g5,engjqdbtp55rhv n (The rest mass is $9.11 \times 10^{-31} \; kg$.)

A. $1.4 \times 10^{-29} \; kg$
B. $7.2 \times 10^{-30} \; kg$
C. $1.7 \times 10^{-30} \; kg$
D. $2.4 \times 10^{-30} \; kg$


参考答案:  C


本题详细解析: 暂无

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