1、选择题 一列简谐横波由![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/dtv1rajmacx.png\" style=\"vertical-align:middle;\">向![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/mccemi1u22d.png\" style=\"vertical-align:middle;\">传播，质点![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/dtv1rajmacx.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/mccemi1u22d.png\" style=\"vertical-align:middle;\">间的水平距离![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/2u2h5w21fjg.png\" style=\"vertical-align:middle;\">＝3 m，如图甲所示。若![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/1pc4bpscuns.png\" style=\"vertical-align:middle;\">＝0时，质点![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/dtv1rajmacx.png\" style=\"vertical-align:middle;\">刚从平衡位置开始振动，质点![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/mccemi1u22d.png\" style=\"vertical-align:middle;\">的振动图象如图乙所示。则下列说法正确的是
![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/wrblir1owpk.png\" style=\"vertical-align:middle;\">
A．质点![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/dtv1rajmacx.png\" style=\"vertical-align:middle;\">开始振动时的振动方向向上
B．这列波的波速为1 m/s
C．这列波的波长为4 m
D．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/1pc4bpscuns.png\" style=\"vertical-align:middle;\">=\"5\" s时，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/ex1djcmsgpe.png\" style=\"vertical-align:middle;\">中点处的质点运动方向向下
2、选择题 一列简谐横波，t=0时刻的波形如图中实线所示，t=0.2 s（小于一个周期）时刻的波形如图中的虚线所示，则
![]()
600)makesmallpic(this,600,1800);\' style=\"WIDTH: 213px; HEIGHT: 93px; VERTICAL-ALIGN: middle\" src=\"http://www_php168_com/91files/2016060500/5xhqeiypm4q.png\">
[? ]
A．波一定向右传播
B．波的周期T=0.05s
C．波的传播速度可能为90 m／s
D．0～0.2 s内质点P通过的路程为一个振幅
3、计算题 某一简谐横波在t＝0时刻的波形图如图中实线所示．若波向右传播，画出![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/qcp1d25j25d.png\" style=\"vertical-align:middle;\">后和![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/qcp1d25j25d.png\" style=\"vertical-align:middle;\">前两个时刻的波的图像．
![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/rmitrthxrzj.png\" style=\"vertical-align:middle;\">
4、填空题 图所示是一列横波在某一时刻的波形图线，则这列波的波长是______米，质点振动的振幅是______米。如果波的传播速度是4米／秒，这列波的周期是_____秒。![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/u1cmfonapbr.jpg\" style=\"vertical-align:middle;\">
5、选择题 一简谐机械波沿![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/sjy1ykfkhwl.png\" style=\"vertical-align:middle;\">轴正方向传播。在![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/2z5ki22bjmo.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/zeg3nvnegko.png\" style=\"vertical-align:middle;\">时刻该波的波形曲线分别如图中实线、虚线所示。![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/msy1uypzbjr.png\" style=\"vertical-align:middle;\">、b为该机械波上的两个质点，它们平衡位置的坐标分别为![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/4bstno4dkuv.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/bpprzajnvkb.png\" style=\"vertical-align:middle;\">。下列说法中正确的是?（?）
![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/xmwhry1hayj.png\" style=\"vertical-align:middle;\">
A．该机械波的周期一定等于8s
B．该机械波的波速一定等于1.0m／s
C．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/zeg3nvnegko.png\" style=\"vertical-align:middle;\">时![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/msy1uypzbjr.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/v4ic1mv5fmo.png\" style=\"vertical-align:middle;\">的速度一定大小相等、方向相同
D．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/zeg3nvnegko.png\" style=\"vertical-align:middle;\">时![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/msy1uypzbjr.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060500/v4ic1mv5fmo.png\" style=\"vertical-align:middle;\">的加速度一定大小相等、方向相同
