Newton’s law of motion (id: 66f27dc2a)

本题目来源于试卷: Newton’s law of motion，类别为 美国物理杯赛(Physics Bowl)

[单选题]
95.38: A block with initrjj.mmt ehu,c ;u5fh44j h+;iial velocityl;vf3g,qr*yn krx *.dgzp ; e- 4.0 m/s slides 8.0 m across a rough horizontal floor before coming to rest. The coefficient o*kr f;*3xyg-.z;,qn gvl r epdf friction is:

A. 0.80
B. 0.40
C. 0.20
D. 0.10
E. 0.05


参考答案:  D


本题详细解析: 暂无

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