Overweight and underweight (id: a59d9335e)

本题目来源于试卷: Overweight and underweight，类别为 美国物理杯赛(Physics Bowl)

[单选题]
17.25: A box slides with uniform g,d 20zlvegd ;*nuct-acceleriun;c ppw3 khne4o zqw.d05)1ation up an incline. The box has an initial speed of 9.0 m/s and rises vertically 2.60 befornk)pw;u4o1qz. 3ic n ehdwp50e coming to rest. If the angle of the incline is$30^{\circ}$, what is the coefficient of kinetic friction between the box and the incline?

A. 0.298
B. 0.322
C. 0.372
D. 0.483
E. 0.557


参考答案:  B


本题详细解析: 暂无

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