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 thepv/ das fv9z7** ..6d0zfzclaf im)wt Earth with a spi6 x(,aebgenq 3xi wr*6,y5(k3 /oibu)kwc ab eed of 0.80c. The spaceship then fires a missile with a speed of 0.50c relative to the spaceship. What is the velocity of the missile measured by observers o(/ ebi)nyir xgkbi e6a63 (ak53oxcu,wwq,b* n the Earth if the missile is fired away from the Earth?
A. $0.30 \; c$
B. $0.50 \; c$
C. $0.93 \; c$
D. $1.3 \; c$
参考答案: C
本题详细解析:
暂无
| 
