Engineering, 23.04.2020 15:46 andreaisabela
Steel plate measuring 1m by 2m and of 5mm thickness intitailly at 500 degress C need to be cooled by air at 50 deg C and blowing at 20m/s. The air blows paraale to the shorter wdge. Estimate the convenction coeffiecient and thje initail cooling. The viscocity, specific heat and theraml conductivity of air at 275 deg C are 2.88E_)% Pa/s 1040J/kg/K and 0.0439 W/m/,respectively. Estimate the desnity of air using thre ideal gas law (R
Answers: 2
Another question on Engineering
Engineering, 04.07.2019 08:10
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 18:20
Aquick transition of the operating speed of a shaft from its critical speed will whirl amplitude. (a) increase (b) limit (c) not affect (d) zero
Answers: 2
Engineering, 04.07.2019 18:20
Ahe-xe mixture containing a 0.75 mole fraction of helium is used for cooling electronics in an avionics application. at a temperature of 300 k and atmospheric pressure, calculate the mass fraction of helium and the mass density, molar concentration and molecular weight of the mixture. if the cooling capacity is 10 l, what is the mass of the coolant?
Answers: 3
Engineering, 04.07.2019 18:20
What is the heat treatment of metals? what is the benefit of it? why and how it's useful? answer in details, do not write by hand.
Answers: 3
You know the right answer?
Steel plate measuring 1m by 2m and of 5mm thickness intitailly at 500 degress C need to be cooled by...
Questions
Biology, 19.11.2020 16:50
History, 19.11.2020 16:50
History, 19.11.2020 16:50
Computers and Technology, 19.11.2020 16:50
Mathematics, 19.11.2020 16:50
Mathematics, 19.11.2020 16:50
History, 19.11.2020 16:50
History, 19.11.2020 16:50
Mathematics, 19.11.2020 16:50
Mathematics, 19.11.2020 16:50
Mathematics, 19.11.2020 16:50
Engineering, 19.11.2020 16:50
