問題詳情
12. What is the restoring constant (torsional constant) for a disk of mass 3.0 kg and radius 0.20 m oscillating with a period of 2.0 s?
(A) 7.87 Nㆍm,
(B) 0.24 Nㆍm,
(C) 0.59 Nㆍm,
(D) 1.12 Nㆍm,
(E) 3.56 N ㆍm.
參考答案
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中