如右圖之連結體系統，4 kg 的 A 物在光滑水平桌面上，一端以細繩跨過無摩擦的定滑輪與 1kg 的 B 物連結，當系統由靜止釋放後，B 物下移之過程中，該連結體系統所受總外力之量值為多少牛頓？

問題詳情

3. 如右圖之連結體系統，4 kg 的 A 物在光滑水平桌面上，一端以細繩跨過無摩擦的定滑輪與 1kg 的 B 物連結，當系統由靜止釋放後，B 物下移之過程中，該連結體系統所受總外力之量值為多少牛頓？

(A)10
(B) 4√ 13
(C) 2 √17
(D)30
(E) 2 √8

參考答案

答案：C
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)

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