题目内容
一列简谐横波沿x轴正方向传播,某时刻该波的图像如图所示,坐标为(3,0)的质点.经过
周期后该质点的坐标是( )
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250042577153739.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004257699385.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250042577153739.jpg)
A.(3, 2) | B.(4, 2) | C.(4,-2) | D.(3,-2) |
D
试题分析:因简谐横波沿x轴正方向传播,由图象可知,坐标为(3,0)的质点该时刻向上运动,再经过
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004257699385.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
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题目内容
A.(3, 2) | B.(4, 2) | C.(4,-2) | D.(3,-2) |