試卷名稱:114年 - 114 學士後醫學系招生考試試題:物理及化學#126679
年份:114年
科目:學士後西醫物理及化學
54. An observer on the Earth measures the speed of spacecraft A to be 0.50c and the speed of spacecraft B to be -0.40c. What is the velocity of spacecraft B as observed by the crew on spacecraft A? (Here c is the
speed of light. The Lorentz velocity transformation is
)
(A) -c/6
(B) -3c/5
(C) -2c/5
(D) -c/4
(E) -3c/4