题目内容
一束单色光从真空斜射向某种介质的表面,光路如图所示。下列说法中正确的是
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250041071732587.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250041071732587.png)
A.此介质的折射率等于1.5 |
B.此介质的折射率等于![]() |
C.入射角小于45°时可能发生全反射现象 |
D.入射角小于30°时可能发生全反射现象 |
B
试题分析:单色光从真空斜射入某种介质中,入射角
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107204362.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107235379.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107251941.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107267373.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107282313.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107313955.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107329491.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004107204362.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
练习册系列答案
相关题目
题目内容
A.此介质的折射率等于1.5 |
B.此介质的折射率等于![]() |
C.入射角小于45°时可能发生全反射现象 |
D.入射角小于30°时可能发生全反射现象 |