MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
Keeping all other factors constant if only range of aircraft is increased then, what will be effect on the gross weight of aircraft? |
| A. | Gross weight will increase |
| B. | Will decrease |
| C. | Unchanged |
| D. | Not depended on range |
| Answer» B. Will decrease | |
| 2. |
An aircraft has Crew and payload of 180kg. It has empty weight fraction of 0.48 and fuel weight is 0.7 times empty weight. What will be the gross weight of aircraft? |
| A. | 2157lb |
| B. | 215kg |
| C. | 950kg |
| D. | 1000lb |
| Answer» B. 215kg | |
| 3. |
Total take-off gross weight depends on _____ |
| A. | fuel consumption only |
| B. | only on aerodynamic efficiency |
| C. | fuel, crew, payload and empty weight |
| D. | independent |
| Answer» D. independent | |
| 4. |
An aircraft has cruise range of 1500NM and SFC C = 0.5 1/hr. Cruise velocity of jet aircraft is 570ft/s with L/D as 13.2. Aircraft is supposed to do loiter of 2 hrs then what should be the gross weight of aircraft? Given, empty weight fraction of 0.55, crew and payload OF 6500kg with 0.98 as mission segment fuel fraction for climb, take-off and landing. |
| A. | 37000 kg |
| B. | 37.8 ton |
| C. | 37880lb |
| D. | 3780 kg |
| Answer» C. 37880lb | |
| 5. |
Following diagram is showing mission profile with different phases with mission segment fuel fraction as shown. If crew weight is 150kg, payload of 600kg and empty fraction of 0.495. Determine gross weight of the aircraft. |
| A. | 4430kg |
| B. | 39810kg |
| C. | 4431lb |
| D. | 38910lb |
| Answer» B. 39810kg | |
| 6. |
Initial guess of gross weight will be same for every aircraft. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
An aircraft with crew and payload of 180kg is flying. If fuel weight fraction is 0.353 and empty weight fraction 0.481 then, what will be the gross weight of aircraft? |
| A. | 2391kg |
| B. | 2391lb |
| C. | 1000kg |
| D. | 1000lb |
| Answer» C. 1000kg | |
| 8. |
What is the first step to estimate the gross weight W0? |
| A. | To find crew and payload weight so initial W0 can be guess |
| B. | To find proper lofting |
| C. | Drafting |
| D. | Directly finding take-off distance |
| Answer» B. To find proper lofting | |
| 9. |
Which of the following is part of take-off weight estimation? |
| A. | Lofting |
| B. | Drafting |
| C. | Initial guess of take-off gross weight based on mission specifications |
| D. | Manufacturing part is first step |
| Answer» D. Manufacturing part is first step | |
| 10. |
Estimation of take-off weight is an iterative method. |
| A. | True |
| B. | False |
| Answer» B. False | |