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 string with wavelength l ay l1m 4kbn(jousk7(r8nd frequym f.+uu p,xz*m4j kv/ency f. A second wave on the same string has wavelength 2l and travels with the same velocity. What is the frequency ofyuxk *4+umf /m.,v zpj 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
| 
