题目内容
(6分)对于一定质量的理想气体,下列说法错误的是____(填入正确选项前的字母,选对l个给3分,选对2个给4分,选对.3+给6分,每选错l个扣3分,最低得分为0分)。
E.若气体压强增大,其体积也可能增大
A.若气体的压强和体积都不变,其内能也一定不变 |
B.若气体的温度不断升高,其压强也一定不断增大 |
C.若气体温度升高]K,其等容过程所吸收的热量一定大于等压过程所吸收的热量 |
D.在完全失重状态下,气体的压强为零 |
BCD
试题分析:对于一定质量的理想气体,由状态方程
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251793630.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251825587.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251840715.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251856567.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251887522.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251840715.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251918746.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251934508.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001251793630.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
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