Engineering, 22.07.2021 19:20, jordanrini
Luợng hơi nước có lưu lượng 100kg/s ở áp suất đầu p;= 20bar, nhiệt độ đầu t; =400°C giãn nở đoạn nhiệt trong tuabin đến độ khô X;=0,95. Xác định áp suất cuối thể tích cuối và công kỹ thuật của quá trình?
Answers: 3
Engineering, 04.07.2019 08:10, doggo242
Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed
Answers: 1
Engineering, 04.07.2019 19:10, shayshay7874
An electric kettle is made out of stainless steel, weighs two pounds (when empty) and is equipped with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling
Answers: 2
Engineering, 04.07.2019 19:20, lovenahofer
Apreheater involves the use of condensing steam at 100°c on the inside of a bank of tubes to heat air that enters at 1 atm and 25°c. the air moves at 5 m/s in cross flow over the tubes. each tube is 1 m long and has an outside diameter of 10 mm. what is the minimum value of nl needed to achieve an outlet temperature of t 75 c? what is the corresponding pressure drop across the tube bank?
Answers: 3
Engineering, 05.07.2019 19:10, justin20080
Tech a says never use a water hose to clean up dust after a repair. tech b says never use a floor scrubber to clean up dust after repairs. who is correct?
Answers: 1
Luợng hơi nước có lưu lượng 100kg/s ở áp suất đầu p;= 20bar, nhiệt độ đầu t; =400°C giãn nở đoạn nhi...
Mathematics, 27.08.2019 17:50
History, 27.08.2019 17:50
Mathematics, 27.08.2019 17:50
History, 27.08.2019 17:50