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範例:爆炸型多質點系統的斜拋運動(二維)

一砲彈自距地面25m的高度處,以53o的仰角,25m/s的初速發射,中途爆裂為等質量的兩碎片,其一在發射後4秒落在拋出點之正下方的地面上,求此時兩碎片之距離? (g=10 m/s2)【84中一中]


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Posted in 多質點系統的質心運動.

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By admin – 2009 年 01 月 07 日

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