本题目来源于试卷: Work Energy and Power，类别为 美国物理杯赛(Physics Bowl)
[单选题]
07.06: A 500-kg car i,las7lsxg1n jb0; pdq tb2 :1fs moving n56z blve(:pgdeg)rs qt/d8: at 28 m/s. The driver sees a barrier ahead. If the car q:pz b :devdt nel5s 8)/6(rggtakes 95 meters to come to rest, what is the magnitude of the minimum average net force necessary to stop?
A. 47.5N
B. 1400N
C. 2060N
D. 19600N
E. 13300N
参考答案: C
本题详细解析:
暂无
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