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範例:靜摩擦力與斜面(二)

一物重W,置於傾斜角為37o之斜面,與斜面之靜摩擦係數為1/4,今施以一平行斜面之力F,使物體仍保持靜止,求施力F的範圍。


[以powercam player瀏覽]

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