問題詳情

58. A uniform stick is 1.0-m long and weighs 1.0 kg. It is attached to a hinge at oneend and to a spring with spring constant k = 3.0 N/m at the other end, and is placedhorizontally as shown in the figure. The stickoscillates slightly up and down. Which of thefollowing values is closest to its period in s?


(A)4
(B)2
(C)1
(D)0.6
(E)0.2

參考答案

答案:B
難度:計算中-1
書單:沒有書單,新增