题目内容
下列关于甲、乙两个做匀速圆周运动的物体,有关说法中正确的是
A.若甲、乙两物体线速度相等,则角速度一定也相等 |
B.若甲、乙两物体角速度相等,则线速度一定也相等 |
C.若甲、乙两物体周期相等,则角速度一定也相等 |
D.若甲、乙两物体周期相等,则线速度一定也相等 |
C
试题分析:线速度相等,根据
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824200222540456.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824200222540456.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824200224147614.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824200224833645.png)
故C正确.
点评:解决本题的关键掌握线速度、角速度、周期的关系,知道
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824200225675786.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
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