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 travelilt u;gi. f(ax(l06w)* ae)sp heybx x(ng at 0.85c. What is its mass? (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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