题目内容
已知地球半径为R,质量为M,自转角速度为( ,万有引力恒量为G,地球同步卫星距地面高度为h,则( )
A.地面赤道上物体随地球自转运动的线速度为(R |
B.地球同步卫星的运行速度为(h |
C.地球近地卫星做匀速圆周运动的线速度为![]() |
D.地球近地卫星做匀速圆周运动的周期大于![]() |
AC
试题分析:地面赤道上物体随地球自转的角速度等于地球自转的加速度,半径等于地球半径R,根据
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940125474.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940141748.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940172965.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940187748.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940203929.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940234825.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940250614.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825003940109512.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
练习册系列答案
相关题目