题目内容
物体在光滑水平面上,在外力F作用下的
图象如图甲、乙所示,从图中可以判断物体在
的运动状态( )
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250046522774881.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004652230344.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004652246405.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250046522774881.jpg)
A.物体一直在做曲线运动 |
B.在![]() |
C.在![]() |
D.在![]() ![]() |
A
试题分析:由图像知,物体在y方向做匀速直线运动,在x方向上速度变化,斜率不断变化,则在x方向做变加速运动,物体一直做曲线运动,A正确;
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004652293402.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004652324285.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825004652355317.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
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题目内容
A.物体一直在做曲线运动 |
B.在![]() |
C.在![]() |
D.在![]() ![]() |