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 awa6rv1xpmc+yg ((jw.h4ep; e h ty p)jt)lakwm .k)z+: p;rs ga c(from the Earth with a speed of 0.80c. The spaceship then fires a miakt+jspga ));wc) :rp(lm.kzssile with a speed of 0.50c relative to the spaceship. What is the velocity of the missile measured by observers 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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