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範例:多質點衝量與牛頓第二定律

一機關槍每秒鐘可發射10發子彈，每發子彈的質量為100克，射出之速率為500公尺/秒。(a)每發子彈作用於機槍的衝量為何?(b)作用於機槍的平均力多大?

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Posted in 動量與衝量.

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By 張慶堂 – 2010 年 12 月 15 日

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