题目内容
闭合线圈共有100匝,线圈平面面积为400cm2,总电阻为5Ω,若线圈平面与磁场垂直,且保持静止,磁场的磁感应强度按如图所示规律变化,则下列计算正确的有:( )
![](http://thumb.zyjl.cn/pic2/upload/papers/20140824/201408241359557123133.png)
![](http://thumb.zyjl.cn/pic2/upload/papers/20140824/201408241359557123133.png)
A.t=1s时,I感=1.6A | B.t=2s时,φ=8wb |
C.t=3s时,E感=8V | D.t=1s时,线圈有缩小的趋势 |
A
![](http://thumb.zyjl.cn/pic2/upload/papers/20140824/20140824135955758445.png)
![](http://thumb.zyjl.cn/pic2/upload/papers/20140824/20140824135955805403.png)
![](http://thumb.zyjl.cn/pic2/upload/papers/20140824/201408241359558521317.png)
![](http://thumb.zyjl.cn/pic2/upload/papers/20140824/20140824135955899715.png)
![](http://thumb.zyjl.cn/images/loading.gif)
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题目内容
A.t=1s时,I感=1.6A | B.t=2s时,φ=8wb |
C.t=3s时,E感=8V | D.t=1s时,线圈有缩小的趋势 |