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Aircraft Design Practice Test: Structures and Loads
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Structures and Loads topics include: Loads categories, air loads, structural-analysis fundamentals, structures fundamentals, material selection and properties. When designing aircraft, the primary factors to consider are strength, weight, and reliability. These factors determine the requirements to be met by any material used to construct or repair the aircraft.  Here are some aircraft structures and loads: Airframe: The basic structure of an aircraft that is designed to withstand all aerodynamic forces, as well as the stresses imposed by the weight of the fuel, crew, and... Show more
Aircraft Design Practice Test: Structures and Loads
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25 Questions

1. Which of the following is correct?
2. An aircraft is cruising with lift of 150N. Find the weight of aircraft.
3. For high strength applications ____ is widely used.
4. The highest compression load which will not cause the elastic column buckling is called _________
5. How do you define slenderness ratio?
6. If elastic constant of material is 6.6MPa then, find the value of direct stress. Given direct strain is 0.25.
7. Which of the following is correct?
8. An object is subjected to some force. As a result of the force object undergoes in the deformation. If deformation of length is 0.28mm and Actual length is 20 mm then, find simple strain.
9. Which of the following is not categorized as powerplant load?
10. Column has length of 1.2 m and radius of gyration as 1.5m. Determine slenderness ratio. Consider column is fixed at one end free at other end.
11. If stain in body is 0.01 in longitudinal direction and has length of 52 mm then, find the deformation in length of the body.
12. Composite material has only one material.
13. My aircraft is flying at particular altitude. At that altitude ratio of actual airspeed to the equivalent airspeed is 1.4 then, what should be the desire value of density ratio?
14. Which of the following is an example of air load?
15. Almost all the forces acting on aircraft can be categorized as _____
16. When aircraft is in air, it can only experience air load.
17. An aircraft is cruising with cruise speed of 250m/s. All of the sudden aircraft experiences in a gust with velocity of 10m/s. determine the change in angle of attack due to this upward gust.
18. Which of the following is correct?
19. Which of the following is correct?
20. The largest load that is expected to be experienced by aircraft is called __________
21. Design load is defined as ________
22. If a column has slenderness ratio of 2.2 and 1.8 as the radius of gyration. Determine effective length of the column.
23. Whiskers are ________
24. An object has direct stress and direct strain of 250Pa and 0.015 respectively. Determine the Young’s modulus.
25. Air loads are loads typically experienced by an aircraft during flight in air.