MCQOPTIONS
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MCQOPTIONS
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. |
A typical jet transport aircraft needs to be sized based on following parameters. Wing area S=50m2, MAC=5m. If tail volume coefficient of horizontal tail is 1 and tail area is 10m2 then, find the required tail moment arm. |
| A. | 25m |
| B. | 50m |
| C. | 25cm |
| D. | 65in |
| Answer» B. 50m | |
| 2. |
If length of typical fuselage is 20m then, find the approximate range for control canard moment arm. |
| A. | 6m-10m |
| B. | 2-5cm |
| C. | 5-9in |
| D. | 11-20m |
| Answer» B. 2-5cm | |
| 3. |
If Cvt = 0.05 then, find the vertical tail area. Given wing span b is 2m, wing area S=10m2 and tail moment arm Lvt=1m. |
| A. | 1m2 |
| B. | 1cm2 |
| C. | 1in2 |
| D. | 1.2cm2 |
| Answer» B. 1cm2 | |
| 4. |
Which of the following is correct for vertical tail (VT)? |
| A. | Cvt = Lvt*Svt/(bwing*Swing) |
| B. | Cvt = Lvt/(bwing*Swing) |
| C. | Cvt = Svt/(bwing*Swing) |
| D. | Cvt = Lvt*Svt |
| Answer» B. Cvt = Lvt/(bwing*Swing) | |
| 5. |
The distance marked by ‘Lht’ represents _____ |
| A. | tail moment arm |
| B. | tail area |
| C. | fuselage area |
| D. | wing length |
| Answer» B. tail area | |
| 6. |
Find the wing reference area if wing loading is 85 lb/ft2 and aircraft has gross weight of 10000 lb. |
| A. | 117.64 ft2 |
| B. | 112.65 ft2 |
| C. | 152 ft2 |
| D. | 125 ft2 |
| Answer» B. 112.65 ft2 | |
| 7. |
A jet fighter has take-off gross weight of 10000 units. Find the appropriate length of the fuselage. |
| A. | 34 unit |
| B. | 34.5 |
| C. | 35 unit |
| D. | 35.65 |
| Answer» B. 34.5 | |
| 8. |
Jet transport aircraft has 12m length of the fuselage. What will be the approximated value for take-off gross weight? |
| A. | 820.68kg |
| B. | 850kg |
| C. | 520kg |
| D. | 1025g |
| Answer» B. 850kg | |
| 9. |
An aircraft is flying with fuselage having length of 1.5m and fineness ratio of 15. At which maximum diameter fuselage should be designed? |
| A. | 0.1m |
| B. | 0.25m |
| C. | 5m |
| D. | 20.5m |
| Answer» B. 0.25m | |
| 10. |
Fineness ratio of fuselage is ratio of _____________ |
| A. | fuselage length and maximum diameter |
| B. | fuselage diameter |
| C. | fuselage diameter and maximum length |
| D. | length of fuselage and weight |
| Answer» B. fuselage diameter | |
| 11. |
The purpose of fuselage is ___________ |
| A. | to provide space for cargo and passenger |
| B. | to provide thrust |
| C. | to provide high lift |
| D. | to increase maximum lift |
| Answer» B. to provide thrust | |