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 our solar system is Alp0pelx7b 0x,ey8,dt xsha Centauri, which is 4.apn ad de* e(1n88paw,30 light years away. A spaceshiaaw( adn8p8 n,1d*eepp with 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
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