MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Aircraft Performance knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What will be the net thrust when momentum drag is 50N and gross thrust is 400N? |
| A. | 450N |
| B. | 8N |
| C. | 350N |
| D. | 350kN |
| Answer» D. 350kN | |
| 2. |
The velocity of the engine exhaust flow is a function of the temperature of the exhaust gas. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
How is thrust related to altitude of an aircraft? |
| A. | Thrust is directly proportional |
| B. | Thrust is indirectly proportional |
| C. | They are independent of each other |
| D. | Thrust increases square of altitude |
| Answer» C. They are independent of each other | |
| 4. |
What is the net thrust of the jet engine if the mass flow rate is 500kg/s, exit velocity is 1000m/s and inlet velocity is 600m/s? |
| A. | 400kN |
| B. | 600kN |
| C. | 500kN |
| D. | 200kN |
| Answer» E. | |
| 5. |
Which of the following is the correct equation for net thrust? |
| A. | F<sub>N</sub>=m (V<sub>j</sub>+V) |
| B. | F<sub>N</sub>=(V<sub>j</sub>-V) |
| C. | F<sub>N</sub>=m (V<sub>j</sub>-V) |
| D. | F<sub>N</sub>=m (V-V<sub>j</sub>) |
| Answer» D. F<sub>N</sub>=m (V-V<sub>j</sub>) | |
| 6. |
The net thrust of the powerplant is affected by ____________ |
| A. | pressure and temperature |
| B. | altitude andtemperature |
| C. | temperature and mach number |
| D. | mach number and altitude |
| Answer» E. | |
| 7. |
What is thrust drag accounting? |
| A. | Allocation of flow forces to the airframe drag |
| B. | Allocation of flow forces to the wave drag |
| C. | Allocation of flow forces to the induced drag |
| D. | Allocation of flow forces to the parasitic drag |
| Answer» B. Allocation of flow forces to the wave drag | |