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Relative Velocity (id: 4bcdee47f)

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admin 发表于 2024-8-5 18:30:24 | 显示全部楼层 |阅读模式
本题目来源于试卷: Relative Velocity,类别为 美国物理杯赛(Physics Bowl)

[单选题]
07.47: Two spaceships trsd5l74kok 3xec 1acv 0avel ayiys4g-a kmk-: p9t1ul)m q m9long paths that are at right angles to each other. Each ship travels at 0.60c where c is the speed of light in a vacuum according to a stationary observer. If one of the ships turns on a green laser and aims it at a right angumq9yipy l ags:1km4 9--mt )kle to the direction of its travel, with what speed does the other speed record the speed of the green light?

A. 0.40 c
B. 0.85 c
C. 1.00 c
D. 1.17 c
E. More information is required about the direction that the light is traveling in order to answer the question.


参考答案:  C


本题详细解析: 暂无

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