8．如图所示沿x轴正方�传播的一列横波在某时刻的波形图为一正弦曲线其波速为200ms下列说法中正确的是 A从图示时刻开始经过0 Sketch Coloring Page

8．如图所示沿x轴正方�传播的一列横波在某时刻的波形图为一正弦曲线其波速为200ms下列说法中正确的是 A从图示时刻开始经过0 Template

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anonymous
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tomski8．如图所示沿x轴正方�传播的一列横波在某时刻的波形图为一正弦曲线其波速为200ms下列说法中正确的是 a从图示时刻开始经过0 coloring

8．如图所示沿x轴正方�传播的一列横波在某时刻的波形图为一正弦曲线 其波速为200m/s下列说法中正确的是 A从图示时刻开始经过0 sketch template

一列沿x轴传播的简谐横波某时刻的波形图象如图甲所示．若从此时刻开始计时则图乙表示abcd中哪个质点的振动图象 A．若波沿x轴正方� sketch template

8．如图所示沿x轴正方�传播的一列横波在某时刻的波形图为一正弦曲线 其波速为200m/s下列说法中正确的是 A从图示时刻开始经过0 sketch template

题目如图所示在xOy平面内有场强方�沿x轴正方�的匀强电场和磁感应强度大小为方�垂直xOy平面指�纸里的匀强磁场一个质量电量带 sketch template

如图所示是一列沿x轴正方�传播的简谐横波在t＝0时刻的波形图已知波的传播速度v＝2m/s．试回答下列问题�写出x＝05 M处的质点做简谐 sketch template

机械振动学习题2（一）知乎 sketch template

百度教育 sketch template

如图所示为一列沿x轴正方�传播的简谐横波在t=0时的波形图象．已知这列波在P点出现两次波峰的最短时间间隔是04s．1这列波的波速为多� sketch template

如图甲所示为一列沿x轴正方�传播的简谐横波在t=0时刻的波形图图乙表示该波传播的介质中某质点的振动图象．则 A．波传播的速度为20m sketch template

题目如图所示甲图为沿x轴传播的一列简谐横波在t=0时刻的波动图象乙图为参与波动质点P的振动图象则下列判断正确的是 A该波的传播速率 sketch template

题目如图所示为一列简谐横波沿x轴传播在t=0实线和t=05s虚线时刻的波形图1若t=0时刻x=25m处质点正沿y轴负 sketch template

如下图所示两列简谐横波分别沿x轴正方�和负方�传播两波源分别位于x= 2×10 1 M和x=12×10 M处两列波的波速均为v=0 sketch template

一列简谐横波沿x轴正方�传播振动为At=0时平衡位置在x=0处的质元位于y=0处且�y轴负方�运动此时平衡位置在x=015m处的质 sketch template

13．如图所示沿x轴正方�传播的一列简谐横波在某时刻的波形图为一正弦曲线其波速为200m/s下列说法中正确的是 A图示时刻质点b的 sketch template

如图所示是沿x轴传播的一列简谐波在某时刻的波形图已知波的传播速度为4 M/s从此时起图中所标的P质点比Q质点先回到平衡位置下列说法中 sketch template

21．如图所示是一列沿x轴正方�传播的简谐横波在t＝0时刻的波形图已知波的传播速度v＝2m/s．试回答下列问题 1该波的波长为多大 sketch template

在如图所示的xoy直角坐标系内x轴上方有沿y轴负方�的匀强电场x轴下方有垂直纸面�外的匀强磁场一质量为m电荷量为q的粒子t=0时刻从 sketch template

如图所示为一列沿x轴正方�传播的简谐横波在t=0时的波形．当R点在t=0时的振动状态传到S点时PR范围内有一些质点正在�y轴负方面运动这些 sketch template

如图所示一列简谐横波沿x轴传播实线为t1=0时的波形图此时P质点�y轴负方�运动虚线为t2=0 01 S时的波形图已知�期T>0 sketch template

一列简谐横波沿x轴正�传播t=0时刻的波形如图所示质点振动�期T=02s——青夏教育精英家教�—— sketch template

如图所示一列简谐横波沿x轴正方�传播从波传到x=5m处的M点开始计时已知开始计时后P点在t=03s的时刻第一次到达波峰下面说法中 sketch template

如图12 2 9所示为某一时刻简谐波的图象波的传播方�沿x轴正方�下列说法正确的是图12 9A．质点ab的振幅相等B．该时刻质点b sketch template

图模8为一列沿x轴正方�传播的正弦横波由图可知这列横波的波长为 M若波的�率为50Hz则波的�期为 S 图模8——青夏教育精英家教�—— sketch template

一列简谐横波正沿着x轴正方�传播波在某一时刻的波形图象如图所示其波速为20m/s．下列说法正确的是 A．该波的�期是04sB．从图示 sketch template

如图7–2–4所示沿x轴方�的一条细绳上有Oabc四点Oa=abbc=5ab质点O在垂直于x轴方�上做简谐运动沿x轴传播形成 sketch template

如图7–2–4所示沿x轴方�的一条细绳上有Oabc四点Oa=abbc=5ab质点O在垂直于x轴方�上做简谐运动沿x轴传播形成 sketch template

21．如图所示是一列沿x轴正方�传播的简谐横波在t＝0时刻的波形图已知波的传播速度v＝2m/s．试回答下列问题 1该波的波长为多大 sketch template

一列简谐波沿x轴的正方�传播在t＝0时的波形如图所示已知这列波的P点至�再经过03s才能到达波峰处则以下说法正确的是 A．这列 sketch template

1．如图所示图线表示一列简谐波在沿x轴传播时的波形图若以图示时刻为计时起点那么下面的y T图线应表示的是 A当这列波沿x轴正方�传播时 sketch template

如图所示一列简谐波沿x轴正方�传播波速v=15m/sA质点坐标xA=15m．若以图示波形图为计时起点则04秒内质点A通过的路程是0 sketch template

一列简谐横波波沿X轴正方�传播在T=0时刻波形如图所示已知这列波在P点依次出现两个波峰的时间间隔为04s以下说法正确的是 A这 sketch template

如图所示一列横波沿x轴传播实线和虚线分别是t1时刻和t2时刻波的图像．已知t2 = T1 1/8 S振动�期是05s则波的传播 sketch template

如图所示是一列简谐波在某一时刻的波形图其中质点P的振动方�如图1中所示则以下说法中正确的是 A．波的传播方�沿x轴正方�该时刻质点Q的 sketch template

如图所示是一列沿x轴方�传播的机械波图象实线是t1=0时刻的波形虚线是t2=1s时刻的波形．�求该列波的�期和波速．�若波速为9m/s其 sketch template

如图甲所示一列沿x轴正方�传播的简谐横波O点为振源P点到O点的距离l=10mt=0时刻O点由平衡位置开始振动图乙为质点P的振动图像 sketch template

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