Wave Basic Concepts (id: 7f3df4d37)

本题目来源于试卷: Wave Basic Concepts，类别为 美国物理杯赛(Physics Bowl)

[单选题]
04.04： A metal bar is vibrating witt ymw ,cm;dewr9 go9yeo,998eh a frequency of 20f qteve u/8cu5zpk+1:f8 dcn,0 Hz. The period of oscillation :u1u fqn 5d ze,pef ck/ct8+v8would be:

A. 200 s
B. 141 s
C. 0.007 s
D. 0.002 s
E. none of the above


参考答案:  E


本题详细解析: 暂无

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