問題詳情
2.彈力常數k＝100N/m之理想彈簧，連結一質量1kg物體，在光滑水平面作振幅10cm之S.H.M，則物體自右端點到平衡點時間內，彈力給予物體之衝量為若干N · s？
(A)0.1
(B)1
(C)1.5
(D)5
(E)以上皆非。
(A)0.1
(B)1
(C)1.5
(D)5
(E)以上皆非。
參考答案
答案：B
難度：適中0.5
統計：A(2),B(3),C(1),D(0),E(0)
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