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This section includes 6 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. |
Typical fighter is designed to operate at high angle of attack. Estimate the range of required boundary layer diverter thickness if fuselage length in front of the inlet is 10 unit. |
A. | 0.1 unit to 0.3 unit |
B. | 0.01 unit to 0.09 unit |
C. | 0.8 unit |
D. | 2.34 to 3.24 unit |
Answer» B. 0.01 unit to 0.09 unit | |
2. |
Which of the following will use suction to divert the boundary layer? |
A. | Boundary layer suction |
B. | Step diverter |
C. | Thrust loading |
D. | Power loading curve |
Answer» B. Step diverter | |
3. |
Which of the following is an example of boundary layer diverter? |
A. | Boundary layer bypass duct |
B. | Fuselage fineness ratio |
C. | Thrust loading |
D. | Power loading curve |
Answer» B. Fuselage fineness ratio | |
4. |
Which of the following is an incorrect example for BL diverter? |
A. | Step diverter |
B. | Boundary layer bypass duct |
C. | Boundary layer suction |
D. | Flap |
Answer» B. Boundary layer bypass duct | |
5. |
Find the diameter ratio of an engine which has mach number of 0.7. Consider isentropic flow. |
A. | 1.045 |
B. | 2.045 |
C. | 3.45 |
D. | 5.64 |
Answer» B. 2.045 | |
6. |
Which of the following is not an inlet location? |
A. | Side inlet location of buried engine |
B. | Tail root location |
C. | Lofting |
D. | Chin buried engine |
Answer» B. Tail root location | |