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1. 兩物體作彈性碰撞時,碰撞前後 (A)動量與力學能均守恆 (B)動量與力學能均不守恆(C)動量守恆,力學能不守恆 (D)動量不守恆、力學能守恆 (E)以上皆非
問題詳情
1. 兩物體作彈性碰撞時,碰撞前後
(A)動量與力學能均守恆
(B)動量與力學能均不守恆
(C)動量守恆,力學能不守恆
(D)動量不守恆、力學能守恆
(E)以上皆非
參考答案
答案:A
難度:非常困難0
統計:A(0),B(0),C(0),D(1),E(0)
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