本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理
[单选题]
A wave moves on a stwc2tn0s2 (uge+a rq20 jsedzv)5x 6ddring with waveleny 7w*h1+4 l6w.k kveurvby-fhgth l and frequency f. A second wave on the same string has wavelength 2l and travels with the same velocity. Whr wv1fhbhue-+kl4k7 .v yw6y*at is the frequency of the second wave?
A. $0.5 \; f$
B. $f$
C. $2 \; f$
D. It cannot be determined from the information given.
参考答案: A
本题详细解析:
暂无
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