Engineering, 27.09.2021 14:00 abelsoto
Một bình kín có thể tích 100 l. chứa 58,2 g khí lý tưởng. áp kế gắn trên nắp bình chỉ độ chận không 420 mmHg. Nhiệt độ khí trong bình là 27 độ C . áp suất khí quyển là 760 mmHg. Xác định khí trong bình là khí gì?
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Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis
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Một bình kín có thể tích 100 l. chứa 58,2 g khí lý tưởng. áp kế gắn trên nắp bình chỉ độ chận không...
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