Engineering, 11.07.2019 01:10 ReaLily
Acomposite spherical tank made of three different materials in series with inside and outside convection. a)-draw the schematic of the system. b)-draw the thermal circuit for this system with all details. c)-formulate an expression for the heat transfer rate. d)-formulate an expression for the overall heat transfer coefficient based on ai. e)-formulate an expression for overall heat transfer coefficient based on a4 (outer area).
Answers: 3
Engineering, 03.07.2019 14:10
Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.
Answers: 2
Engineering, 04.07.2019 18:10
The higher the astm grain-size number, the coarser the grain is. a)-true b)-false
Answers: 3
Engineering, 04.07.2019 18:10
The higher the astm grain size number, the finer the gran is. a)-true b)-false
Answers: 2
Engineering, 04.07.2019 18:10
Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation
Answers: 1
Acomposite spherical tank made of three different materials in series with inside and outside convec...
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