問題詳情

48. A mass-spring system is shown in the figure where the spring constant k = 100 N/m and the massis 4 kg. Assuming the initial velocity is 3.5 m/s, what is the amplitude of the motion?


(A) 0.5 m
(B) 0.7 m
(C) 0.8 m
(D) 0.9 m
(E) 1.2 m

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增

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