Mechanical Advantage (id: cf8cdd29b)

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

[单选题]
11.36: For the inclined plane shown, a fb5n7fv/ 1z vv;r2uy3mhxhg f6-qjl 1(f;qdkrorce of 150 N a*nd c2fr mq 5,0cjrv3mpplied parallel to the incline’s surface is need*m0c d3r , v2qm5nfcjred to pull the object of mass M=10 kg along the entire length of the incline’s surface at a constant speed. What is the actual mechanical advantage (AMA) for this scenario?

A. 2/3
B. 3/2
C. 2/5
D. 3/5
E. 5/3


参考答案:  A


本题详细解析: 暂无

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