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]
The closest star to our solar system is Alpha Centauri, whichh ;s/wym,4ta,9qpm:u d zlp)h is 4.30 light year h l, yt4;9m:dau/)p,pqhsw zmf 7 -wh69ydorvs away. A spaceship with a constant speed of 0.8o-v9fh6dw 7ry00c relative to the Earth travels toward the star. How much time would elapse on a clock on board the spaceship?
A. $3.23 \; y$
B. $4.40 \; y$
C. $5.15 \; y$
D. $5.38 \; y$
参考答案: A
本题详细解析:
暂无
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