中學物理考題~牛頓第二運動定律的應用 - 運動
By Kumar
at 2010-07-19T00:00
at 2010-07-19T00:00
Table of Contents
中學物理學考題:甲、乙兩物體靜置在水平桌面上;甲的質量為一公斤,乙的質量為2公斤;當分別施以4牛頓的水平歷力後,甲、乙的加速度比為3:1;如果甲、乙的加速度比為3:1~如果甲、乙和桌面的接觸性質完全相同,則甲物體與桌面間的動摩擦力是多少牛頓?標準解法:(4-F):(4-2F)/2=3:1→F=1牛頓以我的物理學敏感��
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運動
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By Leila
at 2010-07-22T18:59
at 2010-07-22T18:59
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