Engineering, 29.11.2020 15:10 Maria3737
In wet mill ethanol plants, a total energy of 74,488 Btu (British thermal units, a common energy unit) is used to produce 1 gallon of ethanol. If ethanol can provide 76,330 Btu per gallon, what is the net energy yield for one gallon of ethanol?
Answers: 3
Engineering, 03.07.2019 15:10
Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?
Answers: 3
Engineering, 04.07.2019 18:10
Afull journal bearing has a journal diameter of 27 mm, with a unilateral tolerance of -0.028 mm. the bushing bore has a diameter of 27.028 mm and a unilateral tolerance of 0.04 mm. the l/d ratio is 0.5. the load is 1.3 kn and the journal runs at 1200 rev/min. if the average viscosity is 50 mpa-s, find the minimum film thickness, the power loss, and the side flow for the minimum clearance assembly.
Answers: 1
Engineering, 04.07.2019 18:10
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
Answers: 2
Engineering, 04.07.2019 18:10
Determine whether or not it is possible to compress air adiabatically from k to 140 kpa and 400 k. what is the entropy change during this process?
Answers: 3
In wet mill ethanol plants, a total energy of 74,488 Btu (British thermal units, a common energy uni...
History, 28.07.2019 04:34
History, 28.07.2019 04:34
History, 28.07.2019 04:34
Mathematics, 28.07.2019 04:34
Mathematics, 28.07.2019 04:34
History, 28.07.2019 04:34
History, 28.07.2019 04:34
History, 28.07.2019 04:34