Physics Unit3: Kiematics Motion in Two Dimension & Vectors (id: 129b6b09c)

本题目来源于试卷: Physics Unit3: Kiematics Motion in Two Dimension & Vectors，类别为 通用国际物理

[单选题]
An Olympic athlete throw4)udcdb,xufs(zrxy;ae u qi7 s .m02 7s a jave)4 cpyq *3bgqclin at four different angles above the horizontal, eacc3q4gb*)q cyp h with the same speed: ${30}^{\circ }$, ${40}^{\circ }$, ${60}^{\circ }$, and ${80}^{\circ }$. Which two throws cause the traveling to land the same distance away?

A. ${30}^{\circ }$ and ${80}^{\circ }$
B. ${40}^{\circ }$ and ${60}^{\circ }$
C. ${40}^{\circ }$ and ${80}^{\circ }$
D. ${30}^{\circ }$ and ${60}^{\circ }$


参考答案:  D


本题详细解析: 暂无

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