Physics Unit11: Vibrations and Waves (id: a0a531122)

本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 通用国际物理

[单选题]
Figure 11-2 is a "snapshot" of lqpiq7a 7dokh9+1eh7a wave at a gip fw/ u/6lnlb iky0+(en;vdx+;z 0ubp ven time. The frequency of the wav0ll/pu+bnyvib+kdze;pn wfux60 (/ ;e is 120 Hz. What is the wave speed?

A. 12 m/s
B. 24 m/s
C. 36 m/s
D. 48 m/s


参考答案:  B


本题详细解析: 暂无

微信扫一扫，分享更方便