高二物理牛頓運動定律 - 運動
By Candice
at 2010-01-11T00:00
at 2010-01-11T00:00
Table of Contents
快段考,請問老師們:這些題目的詳解是如何?謝謝!請盡快!1.動量大小為P的等速率圓周運動，在1/2週期內，向心力對物體所施之衝量大小為：(A)0(B)P(C)3^0.5P(D)2P(E)2*(3^0.5)P答案:D2.兩物在光滑水平面上互相碰撞而分開，則下列敘述正確者：(A)兩物動量變化相同(B)碰撞期間，二物受平均力相同(C)碰撞期間，二物��
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運動
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By Frederica
at 2010-01-12T18:19
at 2010-01-12T18:19
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