如图为一列横波在某一时刻的波形图,则该波的波长为___________ m;若波速为
,则该波的周期为__________
。
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8db9fda15d29c00cd463bad2cf1eb5e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65502a7ea4d1ce6d6d8c720845c73e0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/17/34fcf29f-8c4f-4675-b311-d94e2d6a4309.png?resizew=220)
更新时间:2022-11-13 17:59:32
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【推荐1】如图甲所小,位于惠州东南部的大亚湾有着延绵曲折的黄金海岸,这里有近百个千姿百态的岛屿,呈弯月状分布,被誉为“海上小桂林”。某同学和爸爸乘船在大亚湾游玩,该同学的船停在A点,爸爸的船停在B点如图乙所示,细心的同学发现:水波以
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![](https://img.xkw.com/dksih/QBM/2021/8/25/2793783614947328/2794428251111424/STEM/bca17a64-b91d-41c5-b1f6-0673a4ef3546.png?resizew=166)
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【推荐2】一简谐横波在水平绳上向右传播,波速v=4m/s,某一瞬间恰好传到AB两质点之间,如图所示。已知AB间距离为2m,则该的波长为__________ m,此时质点B的振动方向为___________ ,质点A的振动周期为___________ s。
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【推荐1】一列简谐横波沿
轴正方向传播,传播的速度大小为
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处的质点沿
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处的质点比
处的质点振动滞后________
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处质点的振动方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
________
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【推荐2】一列简谐横波沿x轴传播,波速为5m/s,t=0时刻的波形如图所示,此时刻质点Q位于波峰,质点P沿y轴负方向运动,经过0.ls质点P第一次到达平衡位置,则下列说法正确的是_______
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/5/966426e7-b17f-47e8-a860-f074c5532cb0.png?resizew=220)
A.这列波的周期是1.2s
B.该波沿x轴负方向传播
C.x=3.5m处的质点与P点振动的位移始终相反
D.P点的横坐标为x=2.5m
E.Q点的振动方程为
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/5/966426e7-b17f-47e8-a860-f074c5532cb0.png?resizew=220)
A.这列波的周期是1.2s
B.该波沿x轴负方向传播
C.x=3.5m处的质点与P点振动的位移始终相反
D.P点的横坐标为x=2.5m
E.Q点的振动方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1d97b94a31b2cd63c8bab71b2aebdd1.png)
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