Engineering, 21.12.2019 06:31, gugu1004
An airplane, of overall length 55 ft, is designed to fly at 680 m/s at 8000-m standard altitude. a one-thirtieth-scale model is to be tested in a pressurized helium wind tunnel at 20°c. what is the appropriate tunnel pressure in atm? even at this (high) pressure, exact dynamic similarity is not achieved. why?
Answers: 1
Engineering, 04.07.2019 03:10, lauriepdx17
What precautions should you take to prevent injuries when dealing with heavy loads?
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Engineering, 04.07.2019 18:10, lerasteidl
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
An airplane, of overall length 55 ft, is designed to fly at 680 m/s at 8000-m standard altitude. a o...
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