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]
A spaceship moves away from the Earth with a speed of 0.8 (pn :q/2fksmi0c. The spaceshiirc9j: j2gi.(py q,o 6uzvgl;p then fires a missile with a speed of 0.50c relative to the spaceship. What is the velocity of the missile measured by obsergjqu ;.,c62p(li 9r ogyj:vizvers on the Earth if the missile is fired toward the Earth?
A. $0.30 \; c$
B. $0.50 \; c$
C. $0.93 \; c$
D. $1.3 \; c$
参考答案: B
本题详细解析:
暂无
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