質量為m的物體以初速Vo在水平面上滑動d之距離後,速率變為Vo/3,則物體與平面之動摩擦係數為若干?
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質量為m的物體以初速Vo在水平面上滑動d之距離後,速率變為Vo/3,則物體與平面之動摩擦係數為若干?
Posted in 牛頓第二運動定律.
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By admin – 2008 年 12 月 05 日
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