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This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Aircraft Design Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
1. |
A wing is designed to operate with free stream velocity of 20m/s and air density of 1.225 kg/m3. Find aerodynamic efficiency of given wing. Consider S as 8 m2, CL as 0.9 and CD as 1.25. |
A. | 0.72 |
B. | 2 |
C. | 3 |
D. | 5.23 |
Answer» B. 2 | |
2. |
If Lift produced by wing is 350N then, determine lift coefficient. Given q = 35Pa and S=8.5 m2. |
A. | 1.174 |
B. | 2.8 |
C. | 5.6 |
D. | 4.37 |
Answer» B. 2.8 | |
3. |
If an aircraft is operating with dynamic pressure of the free stream q=20Pa and has area of wing is 10m2 then evaluate drag experience by the aircraft. Given drag coefficient is 0.9. |
A. | 180 N |
B. | 345 N |
C. | 234 N |
D. | 567 N |
Answer» B. 345 N | |