問題詳情
17.於物體的乾摩擦行為中，若正交反應力(normal force)表示為 N，靜摩擦力表示為Fm，動摩擦力表示為Fk ，下列有關摩擦原理的敘述，何者錯誤？
(A)Fm= μsN ， μs稱為靜摩擦係數
(B)Φk=tan-1(Fk/N)，Φk稱為動摩擦角
(C)Φk大於Φs ，Φs稱為靜摩擦角
(D)Φs= tan-1(μs)
(A)Fm= μsN ， μs稱為靜摩擦係數
(B)Φk=tan-1(Fk/N)，Φk稱為動摩擦角
(C)Φk大於Φs ，Φs稱為靜摩擦角
(D)Φs= tan-1(μs)
參考答案
無參考答案
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