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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Aircraft Design knowledge and support exam preparation. Choose a topic below to get started.
1. |
Turn rate is defined as _______ |
A. | ratio of radial acceleration and the velocity |
B. | ratio of lift to drag |
C. | product of thrust and velocity |
D. | drag |
Answer» B. ratio of lift to drag | |
2. |
An aircraft weighing 200kg is in level turning operation. Find the value of vertical component of lift. |
A. | 1.962 KN |
B. | 200N |
C. | 2KN |
D. | 0.2KN |
Answer» B. 200N | |
3. |
An aircraft is in sustained turn with thrust loading of 0.8 and aerodynamic efficiency of 6. Determine the approximate value of maximum load factor. |
A. | 4.8 |
B. | 3 |
C. | 1 |
D. | 12 |
Answer» B. 3 | |
4. |
The aircraft _____________ during a sustained turn. |
A. | cannot be slowed down |
B. | can be slowed down |
C. | can lower its velocity |
D. | can increase lofting process effort |
Answer» B. can be slowed down | |
5. |
If an aircraft can slow down during turn then, it is termed as __________ |
A. | instantaneous turn |
B. | non instantaneous turn |
C. | straight flight |
D. | cruise segment |
Answer» B. non instantaneous turn | |
6. |
What will be the turn radius if flight speed is 50unit and load factor is 2? Consider Level turn. |
A. | 147.13unit |
B. | 180unit |
C. | 50unit |
D. | 20unit |
Answer» B. 180unit | |
7. |
During level turning operation my aircraft has load factor of 2. Find the required bank angle for this level turning operation. |
A. | 60 |
B. | 60rad |
C. | 120rad |
D. | 2.1rad |
Answer» B. 60rad | |
8. |
Let s consider we are designing an aircraft which can have 0.075 rad/s as its turn rate during level turning operation. If load factor is set to be 1.1 then, at which velocity we should fly our aircraft to obtain mentioned requirement. |
A. | 59.8unit |
B. | 590unit |
C. | 5980unit |
D. | 0894unit |
Answer» B. 590unit | |
9. |
If load factor of level turning flight is found to be 1.2 and flight speed is 120m/s then, determine turn rate. |
A. | 3.107 degree/s |
B. | 1.2 rad/s |
C. | 0.03 rad per second |
D. | 1.2 |
Answer» B. 1.2 rad/s | |
10. |
During level turning flight, lift of wing is canted. |
A. | True |
B. | False |
Answer» B. False | |
11. |
Corner speed is defined as __________ |
A. | velocity for maximum instantaneous turn |
B. | maximum lift velocity |
C. | maximum aerodynamic efficiency |
D. | minimum instantaneous turn speed |
Answer» B. maximum lift velocity | |