Grade 9 Test on Mechanics 20241217 (id: a31497a11)

[单选题]
Two boxes of masses m and 2m arezeu+1i*h9 5 pezgww)l in contact with *czg0jo(ca )9eyl m8zeach other on a frictionless surface. (g zm09c a*(eoljy8zc)See Fig. 4-3.) What 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

微信扫一扫，分享更方便