Questão 1
Questão
1) The main components of an aircraft are:
(pg1)
Responda
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a) Fuselage, wing(s), stabilishing surfaces, landing gear and flying control surfaces.
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b) Fuselage, wing(s), cockpit and flying control surfaces.
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c) Wing(s), stabilishing surfaces, engine(s) and flying control surfaces.
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d) Compressor, turbines, nozzle and combustion chamber.
Questão 2
Questão
2) How did aviation start?
pg1
Responda
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With aircraft made up of mainly one wing, materials that were used were strong enough to bear the lift charge.
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With aircraft made up of two wings in order to distribute the lift charge, inasmuch as materials that were used were not strong enough to bear the charge in only one wing.
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By using semi-monocoque structures.
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None of the above
Questão 3
Questão
3) What are the main components of the semi-monocoque structures?
pg1
Responda
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a) Frames, longerons, stringers and formers
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b) Frames, longerons and ribs
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c) Skin, floor, squares and panels
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d) All of the above
Questão 4
Questão
4) Mark the correct answer:
pg1
Responda
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a) Frames make stronger the fuselage and spread the load
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b) Longerons give longitudinal strength to the wing
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c) Formers normally reinforce the shell structure when needed
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d) All of the above are correct
Questão 5
Questão
1) A classification of loads could be:
pg1
Questão 6
Questão
2) Kinds of air loads:
pg2
Responda
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a) Aerodynamic forces, acceleration, pressurization and weight.
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b) Aerodynamic forces, acceleration, inertia and gusts.
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c) Acceleration, inertia, weight and taxiing.
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d) Aerodynamic forces, acceleration, inertia and pressurization.
Questão 7
Questão
3) The load factor is:
pg2
Responda
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a) The ratio between lift and weight of the aircraft.
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b) Lower in turnings.
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c) The ratio between weight of the aircraft and lift.
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d) The ratio between lift and weight of the wings.
Questão 8
Questão
4) Choose the best answer:
Responda
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a) DLL is the load for structural failure.
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b) Safety factor is 1.5 for aviation.
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c) DLL= Safety factor x DUL
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d) All are wrong.
Questão 9
Questão
5) Choose the wrong answer:
pg2
Responda
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a) Safety factor is greatest in construction.
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b) Safety factor is 1.5 for aviation.
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c) Greater safety factor implies less weight.
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d) All are correct.
Questão 10
Questão
6) Referring to aeroelastic loads:
pg2
Responda
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a) The aircraft is a rigid body.
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b) Aileron reverse causes break of wings.
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c) Flutter is caused of self-sustained oscillation.
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d) Wing divergence caused loss of control.
Questão 11
Questão
7) Landing gear loads exists on:
Questão 12
Questão
8) Shock loads:
pg2
Responda
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a) Consist of bird strikes and heavy landings.
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b) Bird strikes are so important in civil aviation.
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c) They can’t break the structure.
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d) They can’t generate permanent deformation.
Questão 13
Questão
9) Are fatigue loads lower than the design loads?
pg3
Questão 14
Questão
10) Fatigue loads are:
pg3
Responda
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a) Cyclic load and they are less or the same than the last load
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b) Linear and independent of the last load
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c) Linear and higher than the last load
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d) Cyclic load and independent of the last load
Questão 15
Questão
11) The damage caused by the fatigue is:
pg3
Responda
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a) Inversely proportional to the fatigue load
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b) Acumulative
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c) Less as more times it is applied
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d) Independent of the load
Questão 16
Questão
12) Are the elements with some perforations more or less favorable of getting loads concentration points?
pg3
Questão 17
Questão
13) Mark the factor which does NOT affect the fatigue:
pg3
Responda
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a) Temperature
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b) Material
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c) Corrosion
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d) Size
Questão 18
Questão
14) The estructure clasification is done by:
pg3
Questão 19
Questão
15) One of the fail-safe structures is:
pg4
Responda
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a) Landing Gear
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b) Flaps
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c) Wing skins
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d) Wing-fuselage joints
Questão 20
Questão
16) One of the most used material in the current aviation is:
Responda
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a) Iron alloys
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b) Titanium alloys
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c) Mercury
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d) PVC