MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
Term marked by ’?’ in the following diagram is called __________ |
| A. | corner speed |
| B. | dive speed |
| C. | cruise speed |
| D. | free stream velocity |
| Answer» B. dive speed | |
| 4. |
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 | |
| 5. |
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 | |
| 6. |
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 | |
| 7. |
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 | |
| 8. |
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 | |
| 9. |
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 | |
| 10. |
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 | |
| 11. |
During level turning flight, lift of wing is canted. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
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 | |