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. |
Consider a glider is descending from 2km altitude. If it covers range of 30km then, at which aerodynamic efficiency the glider was flying? |
| A. | 15 |
| B. | 60 |
| C. | 12 |
| D. | 21 |
| Answer» B. 60 | |
| 2. |
If KCD0 is 0.014 then, find lift to drag ratio for minimum sink. |
| A. | 3.66 |
| B. | 36.6 |
| C. | 1.4 |
| D. | 24 |
| Answer» B. 36.6 | |
| 3. |
Find the range of glider which has L/D of 13.6 and is descending from 5km. |
| A. | 68km |
| B. | 12 m |
| C. | 12 inch |
| D. | 68 m |
| Answer» B. 12 m | |
| 4. |
Consider turning gliding flight. Turn rate is given as 0.2 unit and velocity of flight is 10 unit. Find the value of turn radius. |
| A. | 50 |
| B. | 100 |
| C. | 2 |
| D. | 8 |
| Answer» B. 100 | |
| 5. |
Determine the value of best glide ratio velocity. Consider velocity for minimum sink rate is 10 fps. |
| A. | 13.15 fps |
| B. | 20 fps |
| C. | 11 fps |
| D. | 34 fps |
| Answer» B. 20 fps | |
| 6. |
Determine the value of turn rate. Consider glider has centripetal acceleration of 10 and velocity of 9.5. |
| A. | 1.052 |
| B. | 9.5 |
| C. | 10 |
| D. | 2.8 |
| Answer» B. 9.5 | |
| 7. |
Consider turning glide operation with bank angle of 1.5 and Weight of 125 unit. Find lift. |
| A. | 125.042 |
| B. | 56 |
| C. | 120 |
| D. | 345 |
| Answer» B. 56 | |
| 8. |
Variometer is used for _____________ |
| A. | informing pilot when glider is in lift |
| B. | increase lift |
| C. | thrust reversal |
| D. | increase thrust produced |
| Answer» B. increase lift | |
| 9. |
Velocity for the best glide ratio is 100ft/s. Determine velocity for minimum sink rate. |
| A. | 76ft/s |
| B. | 124m/s |
| C. | 23fts |
| D. | 45 fts<sup>2</sup> |
| Answer» B. 124m/s | |
| 10. |
Graphical representation of sink rate of sailplane is called ____________ |
| A. | typical speed polar |
| B. | drag polar wing |
| C. | lift curve of wing |
| D. | propulsion systems |
| Answer» B. drag polar wing | |