本题目来源于试卷: Physics Unit26: Special Theory of Relativity,类别为 通用国际物理
[单选题]
The closest star to op .pz+aao66e,wyn znlg ,5f;lur solar system is Alpha Centauri,6pt*yw6 hnkd 9nkl-3y which is 4.30 light years away. A spaceship wiw *n6 9dnk -h3lkyy6tpth a constant speed of 0.800c 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
|