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範例:斜向拋射

一物自水平面上以初速vo,仰角60o斜向拋射,當物體速度與水平速度成37o俯角時,物體(A)水平速度為(B)鉛直速度為(C)瞬時速度大小為(D)拋出時間為(E)距地面高度為。


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By admin – 2010 年 08 月 17 日

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