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]
The graph below was pro l574ny07ph3v7wsthz/cwji x duce by a microphone in front of a le1w6q shb9 1jf+to7 c tuning fork. It shows the v fco19 1t+6lwbsq eh7joltage
produced from the microphone as a function of time.
04.19: In order to calculate the speed of sound from the graph, you would also need to know
A. pitch
B. volume
C. frequency
D. wavelength
E. length of tube
参考答案: D
本题详细解析:
暂无
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