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 iuzz lcq;:aq9 .7mr *oo:y *xi5ewf:kf pyer13ur solar system is Alpha Centauri, which is 4.30 light years away. A spaceship with a constant speed of 0.800c relative to the Earth travels tor fy5iex y ::fe1kp3*wward 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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