题目内容
如图为“碰撞中的动量守恒”实验装置示意图
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241221068742103.jpg)
(1)入射小球1与被碰小球2直径相同,它们的质量相比较,应是m1____m2.
(2)在做此实验时,若某次实验得出小球的落点情况如图所示.假设碰撞中动量守恒,则入射小球质量m1和被碰小球质量m2之比m1:m2= .![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241221068904351.jpg)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241221068742103.jpg)
(1)入射小球1与被碰小球2直径相同,它们的质量相比较,应是m1____m2.
(2)在做此实验时,若某次实验得出小球的落点情况如图所示.假设碰撞中动量守恒,则入射小球质量m1和被碰小球质量m2之比m1:m2= .
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241221068904351.jpg)
> 4:1
略
![](http://thumb2018.1010pic.com/images/loading.gif)
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