質量m的物體沿斜面上滑,初速Vo滑行 L的距離後再滑行原處,其速率減半,則物體與斜面間的動摩擦力為若干?
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質量m的物體沿斜面上滑,初速Vo滑行 L的距離後再滑行原處,其速率減半,則物體與斜面間的動摩擦力為若干?
Posted in 重力位能.
Tagged with 功能定理, 動摩擦力, 斜面, 重力位能.
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By admin – 2009 年 04 月 15 日
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