高压锅内的压强要看气孔的直径和限压阀的质量,若气孔直径3mm,限压阀的质量100g,则 限压阀产生的压强 P=mg/S=0.1*10/(3.14*0.003^2/4)=141542.82 Pa
内部水蒸气的最大压强 P1=P+P0=141542.82 +1.0x10^5= 241542.82 Pa,相当于大气压的2.4154282倍 .此时高压锅内水的沸点125.7摄氏度.
猜你喜欢
- 1修改病句：今天我们班开讨论会,同学们发言强烈,怎么改呀
- 2The boy looks very _______(时髦的).The pair of shoes feels a little ________(紧).
- 3急：
- 4Face to true love,I prefer to run
- 5以 “I want to be a doctor when I grow up"
- 6A group of_____are talking with two over there.
- 7英语中的短语和词组有什麽区别吗?
- 8句子翻译成英语 这就是我正在找的书
- 9百公里油耗计算公式.请写下详细的计算步骤.
- 10Any famous short English literature?I need to read a piece of article and write a review.