問題詳情
25.如右圖，有 M 及 m 兩物塊，它們被一力 F 在無摩擦平面推動，那麼 M及 m 之間的相互作用力為何？ 
(A)mF/(M+m)
(B)mF/M
(C)mF/(M-m)
(D)MF/(M+m)
(A)mF/(M+m)
(B)mF/M
(C)mF/(M-m)
(D)MF/(M+m)
參考答案
答案：A
難度：困難0.333333
統計：A(1),B(0),C(0),D(1),E(0)
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