Engineering, 20.11.2019 23:31 delanieloya
Amodel of a submarine, 1: 15 scale, is to be tested at 180 ft/s in a wind tunnel with standard sea-level air, while theprototype will be operated in seawater. determine the speed ofthe prototype to ensure reynolds number similarity‘
Answers: 1
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, 03.07.2019 14:10
The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite
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Engineering, 04.07.2019 18:10
Which of the following controllers anticipates the future from the slope of errors over time? a)-proportional b)-on/off c)-integral d)-derivative.
Answers: 2
Engineering, 04.07.2019 18:20
Inspection for bearing condition will include: (clo4) a)-color b)-smell c)-size d)-none of the above
Answers: 1
Amodel of a submarine, 1: 15 scale, is to be tested at 180 ft/s in a wind tunnel with standard sea-l...
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