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20.將籃球投向斜上方的籃框,球在空中飛行,若不考慮空氣阻力,則下列哪一圖最可以代表球的動能 K 與落地前飛行時間 t 的關係?(A) (B) (C) (D)
問題詳情
20.將籃球投向斜上方的籃框,球在空中飛行,若不考慮空氣阻力,則下列哪一圖最可以代表球的動能 K 與落地前飛行時間 t 的關係?
(A)
(B)
(C)
(D)
參考答案
答案:D
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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