如图11－17所示，一简谐振动的旋转矢量图振幅矢量长2cm则该简谐振动的初相为振动方程上学吧找答案 Sketch Coloring Page

如图11－17所示，一简谐振动的旋转矢量图振幅矢量长2cm则该简谐振动的初相为振动方程上学吧找答案 Template

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tomski如图11－17所示，一简谐振动的旋转矢量图振幅矢量长2cm则该简谐振动的初相为振动方程上学吧找答案 coloring

如图11－17所示，一简谐振动的旋转矢量图振幅矢量长2cm则该简谐振动的初相为 振动方程 上学吧找答案 sketch template

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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

一简谐振动用余弦函数表示其振动曲线如图11－16所示则此简谐振动的三个特征量为A= 上学吧找答案 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=05s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

如图所示在均匀介质中S1和S2是同时开始起振的�率相同的两机械波源它们�出的简谐波相�传播在介质中S1和S2的连线上有ABC三点 sketch template

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一列简谐横波，沿x轴传播，t1=0和t2=0．25s两个时刻的波形图如图所示， sketch template

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14．在某介质中形成一列简谐波t=0时刻的波形如图中的实线所示 1若波�右传播零时刻刚好传到A点且再经过06sP点也开始起振 sketch template

如图所示是一列�x轴正方�传播的简谐横波在t=0时刻的波形图此时质点B恰好运动到波峰质点C恰好通过平衡位置．若该波的�期为40s则对 sketch template

如图12 3 9所示已知一列横波沿x轴传播实线和虚线分别是t1时刻和t2时刻的图象已知t2=t1 S振动�期为05 S则波的 sketch template

如图是一个质点做简谐运动的振动图象从图中可得 A．在t=0时质点位移为零速度和加速度也零B．在t=4s时质点的速度最大方�沿负 sketch template

11．弹簧振子做简谐运动的图线如下图所示在t1至t2这段时间内 A．振子的速度方�和加速度方�都不变 B．振子的速度方�和加速度方�都 sketch template

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百度教育 sketch template

一列简谐横波在x轴上传播某时刻的波形图如图所示图中每小格代表1mabc为三个质点a正�上运动．由此可知 A．该波沿x轴正方� sketch template

17．一列简谐横波在x轴上传播某时刻的波形图如图所示a B C为三个质元a 正�上运动由此可知 A．该波沿x 轴负方�传播 B．c sketch template

14．一列简谐横波沿轴正�传播时刻的波形图如图9所示质点振动�期为则 �它的波长传播速度各为多� �在图中画出时的波形图 �在 sketch template

如图所示为一列简谐横波在两个不同时刻的波形虚线为实线所示的横波在Δt＝05s后的波形图线求 1若质点的振动�期T和Δt的关系为T sketch template

11．如图所示为一单�及其振动图象由图回答 1单�的振幅为 �率为 �长为 一�期内位移x最大的时刻为 2若�球从E指� sketch template

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