What do we mean when we say that Aeronautical Engineering is multidisciplinary?
A. You need a lot of people to build an aircraft.
B. Designing an aircraft requires knowledge on many domains.
C. Various perspectives lead to different visions on how an aircraft should look like.
D. Aeronautic...
EdX Aero || with 100% Errorless Answers.
What do we mean when we say that Aeronautical Engineering is multidisciplinary?
A. You need a lot of people to build an aircraft.
B. Designing an aircraft requires knowledge on many domains.
C. Various perspectives lead to different visions on how an aircraft should look like.
D. Aeronautical Engineering is a very difficult field of science. correct answers B. Designing an
aircraft requires knowledge on many domains.
What is/are the current trend(s) in aircraft design? (Multiple answers can be correct)
A. The use of bigger engines
B. The use of new airfoils
C. The use of new materials
D. The use of longer fuselages
E. The distinct design for passenger/cargo transport correct answers A. The use of bigger engines
C. The use of new materials
Which of the following are advantages of the thick wing profiles, used from the 1930s onwards
(like in the Fokker V II)? (Multiple answers can be correct)
A. Thick wings can provide the same lift at low speeds
B. Thick wings are easier to make structurally stiff enough.
C. Thick wings are easier to maintain.
D. Thick wings make an aircraft more agile.
E. Thick wings can hold more fuel. correct answers A. Thick wings can provide the same lift at
lower speeds
B. Thick wings are easier to make structurally stiff enough
E. Thick wings can hold more fuel
What is the main reason that airships experience high drag when moving?
A. Airships are not very aerodynamically shaped
B. Airships are primarily designed to hang still in the air.
C. Airships fly at low altitudes, where the air density is high.
D. Airships have an enormous volume. correct answers D. Airships have an enormous volume.
What is the modified equation of state? correct answers Density (rho) x R (specific gas constant)
x Temperature
What is the Molar Mass of Air? correct answers 28.97 g/mol
0 degrees celsius is what Kelvins? correct answers 273. 15
What is the specific gas constant of air? correct answers 287
What is the Molar Mass of Helium? correct answers 4.0 g/mol
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