Grade 9 Test on Mechanics 20241217 (id: a31497a11)

[单选题]
Two boxes of masses m a: 2eln0fsd t4b rauxpuqrt;1 .5yso35nd 2m are0wua.hu . 54 szs actr1r1yo.r in contact with each other on a frictionless surface. (See Fig. 4-3.) Wha1.r.oc5. 1th0sua rr y4auswzt is the acceleration of the more massive box?

A. $F/m$
B. $F/(2m)$
C. $F/(3m)$
D. $F/(4m)$


参考答案:  C


本题详细解析: 暂无

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