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Physics Bowl by Topic 2: Kinematics - part I General Motion (id: a7a868b19)

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admin 发表于 2024-4-4 16:48:26 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Bowl by Topic 2: Kinematics - part I General Motion,类别为 美国物理杯赛(Physics Bowl)

[单选题]
09.31: A car moves to the;m) ydae:2a5 grvaj 5p right yc).hrdmd(w71 pb(xrq-pl;e along a one-dimensional track for total time T in .ryb)7d ld(hp(wx-rep ;1mcqtwo parts.
• Part One: The car maintains constant non-zero speed V for the first $\frac{3}{4}$ of the total time.
• Part Two: The car accelerates uniformly to rest during the last $\frac{1}{4}$ of the total time.
What is the ratio of the distance traveled during Part One of the trip to the distance traveled during Part Two of the trip?

A. 6:1
B. 3:2
C. 4:3
D. 8:3
E. The values of V and T are required to answer this question


参考答案:  A


本题详细解析: 暂无

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