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範例:固定力的衝量之應用

不計空氣阻力，將質量m的物體自水平地面以仰角θ，初速v斜向拋出，求(1)拋出經t秒，重力施衝量若干?物體的速度變化若干? (2)自拋出至達最高點，重力施衝量若干? 而自拋出至落地，重力施衝量若干?


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Posted in 動量與衝量.

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By admin – 2008 年 12 月 29 日

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