题目内容
(6分)如图是某金属在光的照射下产生的光电子的最大初动能Ek与入射光频率ν的关系图像。由图像可知
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408242338141822614.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408242338141822614.png)
A.该金属的逸出功等于E |
B.该金属的逸出功等于hν0 |
C.入射光的频率为2ν0时,产生的光电子的最大初动能为E |
D.入射光的频率为![]() ![]() |
ABC
试题分析:光电效应的最大初动能和入射光子能量的关系为
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824233817567769.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824233818955565.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824233820016518.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824233820780503.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824233822216936.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
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