《大学物理马文蔚波动试题.pdf》由会员分享,可在线阅读,更多相关《大学物理马文蔚波动试题.pdf(6页珍藏版)》请在淘文阁 - 分享文档赚钱的网站上搜索。
1、优秀学习资料欢迎下载一、简答题1 惠更斯原理的内容是什么?利用惠更斯原理可以定性解释哪些物理现象?答案:介质中任一波振面上的各点,都可以看做发射子波的波源,其后任一时刻,这些子波的包络面就是该时刻的波振面。利用惠更斯原理可以定性解释波的干涉、衍射反射和折射现象。1.平面简谐波传播过程中的能量特点是什么?在什么位置能量为最大?答案:能量从波源向外传播,波传播时某一体元的能量不守桓,波的传播方向与能量的传播方向一致,量值按正弦或余弦函数形式变化,介质中某一体元的波动动能和势能相同,处于平衡位置处的质点,速度最大,其动能最大,在平衡位置附近介质发生的形变也最大,势能也为最大。3简述波动方程的物理意义
2、。答:波函数cosxyAtu,是波程x 和时间t 的函数,描写某一时刻任意位置处质点振动位移。(1)当xd时,()yf t,为距离波源为d 处一点的振动方程。(2)当tc时(c为常数),()yf x,为某一时刻各质点的振动位移,波形的“拍照”。4.驻波是如何形成的?驻波的相位特点什么?答案:驻波是两列频率、振幅相同的相干波在同一直线上沿相反方向传播时叠加而成。驻波的相位特点是:相邻波节之间各质点的相位相同,波节两边质点的振动有的相位差。二、选择题1.在下面几种说法中,正确的说法是(C)。(A)波源不动时,波源的振动周期与波动的周期在数值上是不同的;(B)波源振动的速度与波速相同;(C)在波传播
3、方向上的任一质点振动相位总是比波源的相位滞后;(D)在波传播方向上的任一质点的振动相位总是比波源的相位超前2.一横波以速度u 沿 x 轴负方向传播,t 时刻波形图如图所示,则该时刻(B)。(A)A 点相位为;(B)B 点相位为2(C)C 点相位为2;(D)D 点向上运动;3.一列波在介质分界面反射而产生半波损失的条件是(C)。(A)波是横波(B)波是纵波(C)波从波疏介质入射到波密介质(D)波从波密介质入射到波琉介质4在简谐波传播过程中,沿传播方向相距为21(为波长)的两点的振动速度必定(A)。A.大小相同,而方向相反B.大小和方向均相同C.大小不同,方向相同D.大小不同,而方向相反5.一平面
4、简谐波的波动方程为)(4)40(10cos3SIxty,则 x5m 处质点-第 1 页,共 6 页精品p d f 资料 可编辑资料-优秀学习资料欢迎下载的振动曲线为(A)。三、填空题1已知平面简谐波的波动方程为20cos(2.50.01)()ytx m,则波长为200m;周期为0.8s;波速为250sm/;波沿x轴负方向传播。2有一平面简谐波沿x轴正方向传播,波速为6sm/,已知在0 x处的质点的振动方程为)(23cos(1.0mty,则波动方程为0.1cos3()()62xytm;质点在x轴上mx3处的振动方程为)(3cos(1.0mty。3有一平面简谐波沿x轴负方向传播,波源谐振动的周期s
5、4.0T,振幅为m02.0,由平衡位置向 正 方 向 运 动 到 一 半 振 幅 时 开 始 计 时,波 速 为s/m5.0,则 波 动 方 程 为0.02cos5()()0.53xytm;波在m05.0 x处的质点的初相位为6。4、火车以30/m s的速度行驶,其汽笛声的频率为500Hz,火车进站时观察者听到汽笛声的频率1550Hz,火车离开车站时观察者听到汽笛声的频率2458Hz.(空气中的声速330m/s)三、计算题1一平面简谐波在介质中以波速4/um s沿x轴正方向传播,原点O处质点的振动曲线如图所示。求:(1)该波的波动方程;(2)20 xm处质点的振动方程。-第 2 页,共 6 页
6、精品p d f 资料 可编辑资料-文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6
7、B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F
8、9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1
9、B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6
10、R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG
11、6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6
12、C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8优秀学习资料欢迎下载21A220.02cos()220.02cos()242Tytxyt解:()=2cm,T=4s,=由旋转矢量法,可知=-振动曲线对应的方程为:波动方程为(2)20200.02cos()0.02cos()2422
13、xmytt时,带入波动方程得2、已知一平面简谐波在t=0 时刻的波形曲线如图所示,波速smu/6。试求:(1)该平面简谐波的波函数;(2)P 点的振动方程;(3)P点回到平衡位置所需的最短时间。解:(1)设平面简谐波的波函数为)(cosuxtAy由旋转矢量法可知:初相位3,x=5.0m 处的相位23,所以65)05(22x,m12,suT26123)6(cos02.0 xty(2)对于 P点,相位为32振动方程为)32cos(02.0ty(3)由前 P 点回到平衡位置满足的条件为sttt656523-第 3 页,共 6 页精品p d f 资料 可编辑资料-文档编码:CG6F9T2N2A2 HL
14、6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM
15、2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码
16、:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2
17、HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9
18、ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档
19、编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A
20、2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8优秀学习资料欢迎下载3、一平面余弦波在Tt41时波形图如下,(1)画出0t时波形图;(2)求 O点振动方程;(3)求波动方程。解:(1)0t时波形图即把Tt41时波形自-X 方向平移41个周期即可,见上图中下面的结果。(2)设 O处质点振动方程为tAycos0可知:mA2.01804.016222sV
21、v0t时,O处质点由平衡位置向下振动,0t由旋转矢量图知,2280cos2.00tym(3)波动方程为:xty2280cos2.0即2580cos2.0 xtym-第 4 页,共 6 页精品p d f 资料 可编辑资料-文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I
22、1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2
23、O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T
24、2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B1
25、0I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6
26、B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F
27、9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8优秀学习资料欢迎下载4平面简谐波以波速s/m
28、10u沿x轴正向传播,x轴上O、P、Q三点的坐标如(a)图所示,已知P点处质点的振动曲线如图(b)所示。求:(1)P点的振动方程;(2)若以P点作为原点,求波动方程;(3)t时刻P、Q两点振动的相位差。21T=2,22 1020,P0.05cos(2(2)P0.05cos()10222sTuTmytxytx解()A=0.05m,=点的振动方程:)以 为原点的波动方程:(3)=5如图所示为一平面简谐在0t时刻的波形图,设此简谐波的频率为 250Hz,若波沿x 负方向传播。(1)该波的波动方程;(2)画出8tT时刻的波形图;(3)距原点O为 100m 处质点的振动方程与振动速度表达式。-第 5 页
29、,共 6 页精品p d f 资料 可编辑资料-文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 Z
30、M2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编
31、码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2
32、 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9
33、 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文
34、档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2
35、A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8优秀学习资料欢迎下载411100,200,225050000/,2500cos500()500004mm TuTmsxyAt解:(1)原点处质点振动方向向下由旋转矢量法,可知=波动方程:(2)31001005cos50
36、0()cos 500)50000445500sin 500)4xyAtAtdyvAtdt波形如图所示()将代人波动方程得:(-第 6 页,共 6 页精品p d f 资料 可编辑资料-文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码
37、:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2
38、HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9
39、ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档
40、编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A
41、2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8文档编码:CG6F9T2N2A2 HL6C1B10I1K9 ZM2B6R6B2O8
限制150内