Physics Unit26: Special Theory of Relativity (id: 515bb44a0)

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本题目来源于试卷: Physics Unit26: Special Theory of Relativity，类别为 Generic Physics

[单选题]
An electron is traveling at 0.h i ua9z fp+8nmuljhu)vg7) :.85c-t 8 v/lxpw/ag. 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