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範例:固定力與功率

以定力F作用於光滑水平面上的靜止物體(質量為m)，使其自靜止開始滑動，求；(1)t秒後物體的動能 (2)第t秒的瞬時功率 (3)第t秒內的平均功率 (4)t秒內的平均功率


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Posted in 功率.

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By admin – 2009 年 04 月 09 日

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