本题目来源于试卷: Physics Unit17: Electric Potential，类别为 通用国际物理
[单选题]
A proton moves 0.10 5),uaov8ob zi n.5-un xdopwtz,8/wn m along the direcfw2gd kp4hf x c1x842ftion of an electric field of magnitude 3.0 V/m. What is 18kcfdg xf4 4f2hx2wpthe change in kinetic energy of the proton?
A. $4.8 \times 10^{-20} \; J$
B. $3.2 \times 10^{-20} \; J$
C. $1.6 \times 10^{-20} \; J$
D. $8.0 \times 10^{-21} \; J$
参考答案: A
本题详细解析:
暂无
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