問題詳情
5. 一彈簧橫置於一水平光滑平面上,一端固定,另一端連結一木塊作簡諧運動。當木塊離平衡點的位移為最大位移的一半時,其動能為最大動能的多少倍?
(A)
(B)
(C)
(D)
(E)
(A)

(B)

(C)

(D)

(E)

參考答案
答案:C
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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