题目内容
(17分) 麦克斯韦在1865年发表的(电磁场的动力学理论)一文中揭示了电、磁现象与光的
内在联系及统一性,即光是电磁波.
(1)一单色光波在折射率为1.5的介质中传播,某时刻电场横波图象如图1所示.求该光波的频率.
(2)图2表示一截面为直角三角形的棱镜ABC,∠A = 30o,斜边AB=a.棱镜材料的折射率为n =
.在此截面所在的平面内,一条光线以45o的入射角从AC边的中点M射入棱镜,求
射出的点的位置(要求作出光路图,不考虑光线沿原路返回的情况).![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241213332723521.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241213332882867.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/2014082412133322672.gif)
(1)一单色光波在折射率为1.5的介质中传播,某时刻电场横波图象如图1所示.求该光波的频率.
(2)图2表示一截面为直角三角形的棱镜ABC,∠A = 30o,斜边AB=a.棱镜材料的折射率为n =
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333241217.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/2014082412133325772.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241213332723521.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241213332882867.jpg)
(1)![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333366506.gif)
(2)![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333397461.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333366506.gif)
(2)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333397461.gif)
(1)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333366506.gif)
(2)![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333631607.gif)
①法线右侧
②左侧![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333678275.gif)
全反射
在E点出射![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333850354.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333865448.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333896526.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333397461.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333413371.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333428255.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333366506.gif)
(2)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333631607.gif)
①法线右侧
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333647450.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333678275.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333709550.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333834302.gif)
在E点出射
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333850354.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333865448.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333896526.gif)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824121333397461.gif)
![](http://thumb2018.1010pic.com/images/loading.gif)
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