問題詳情
26. 如圖(十)所示的物體置於粗糙的斜面上，物體重 200N，物體與斜面的靜摩擦係數為 0.8，作用力 P 平行於斜面，欲使物體向下滑動，則圖中的 P 力至少須大於多少 N？
(A) 0
(B) 8
(C) 40
(D) 160
參考答案
無參考答案
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