题目内容
如图所示,一根张紧的水平弹性绳上有a、b两点,b点在a点的右方,相距s=14m.一简谐波沿此绳向右传播,当a到达波峰时,b恰好向下经过平衡位置。t=1s后,当a向下经过平衡位置时,b恰好到达波谷,则这列波的波速可能等于
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241213476874496.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241213476874496.jpg)
A.4.67m/s | B.6m/s | C.10m/s | D.14m/s |
AC
略
![](http://thumb2018.1010pic.com/images/loading.gif)
练习册系列答案
相关题目
题目内容
A.4.67m/s | B.6m/s | C.10m/s | D.14m/s |