本题目来源于试卷: Physics Unit26: Special Theory of Relativity,类别为 Generic Physics
[单选题]
The closest star to our s6tjc8m-va+ lf0q *6rjrj1d tsolar syst(z4 yk)oru ny/x1 olb;j6e- eeem is Alpha Centauri, which is 4.30 light years away. A spaceship with a constant speed of 0.800c relative toze xj ou4yl-(n1 ;beo)ker6/y 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
|