問題詳情
品勳自大樓頂端使一鐵塊自由落下，鐵塊經 10 秒鐘後著地，若不考慮空氣阻力，試問大樓高多少公尺？(g＝10 m/s2)
(A)500
(B)320
(C)160
(D)100。
(A)500
(B)320
(C)160
(D)100。
參考答案
無參考答案
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