MCQOPTIONS
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MCQOPTIONS
This section includes 8 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. |
Variable sweep wings have higher empty weight fraction than that of the fixed sweep wing. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Determine the corrections or otherwise of the following assertion [A] and reason [R]:Assertion [A]: Flying boats have higher values of empty weight fraction than that of the military aircraft. |
| A. | nReason[R]: Military aircraft has to be lighter in weight. |
| B. | Both [A] and [R] are true and [R] is the correct reason for [A] |
| C. | Both [A] and [R] are true but [R] is not the correct reason for [A] |
| D. | [A] is true but [R] is false |
| E. | [A] is false but [R] is true |
| Answer» E. [A] is false but [R] is true | |
| 3. |
A military Aircraft should be designed to have ______ |
| A. | lowest possible empty weight fraction |
| B. | highest possible empty weight fraction |
| C. | empty weight fraction higher than 0.89 |
| D. | empty weight fraction unity |
| Answer» B. highest possible empty weight fraction | |
| 4. |
The empty weight fraction of a jet transport with fixed sweep is given by ______ |
| A. | 1.02*(W<sub>o</sub><sup>-0.06</sup>)*1.0 |
| B. | 1.5*(W<sub>o</sub><sup>-0.16</sup>)*1.0 |
| C. | 1.09*(W<sub>o</sub><sup>-0.06</sup>)*1.12 |
| D. | 1.02*(W<sub>o</sub><sup>-0.06</sup>)*1.04 |
| Answer» B. 1.5*(W<sub>o</sub><sup>-0.16</sup>)*1.0 | |
| 5. |
The design take-off gross weight of aircraft is given by _____ |
| A. | W<sub>0</sub> = W<sub>crew</sub> + W<sub>payload</sub> + W<sub>fuel</sub> W<sub>empty</sub> |
| B. | W<sub>0</sub> = W<sub>crew</sub> + W<sub>payload</sub> W<sub>fuel</sub> W<sub>empty</sub> |
| C. | W<sub>0</sub> = W<sub>crew</sub> + W<sub>payload</sub> + W<sub>fuel</sub> * W<sub>empty</sub> |
| D. | W<sub>0</sub> = W<sub>crew</sub> + W<sub>payload</sub> + W<sub>fuel</sub> + W<sub>empty</sub> |
| Answer» E. | |
| 6. |
Which of the following pair is correct based on the empty weight fraction? |
| A. | Flying boat-0.77, Jet trainer-0.65 |
| B. | Flying boat-0.65, Jet trainer-0.77 |
| C. | Flying boat-0.45, Jet trainer-0.65 |
| D. | Flying boat-0.3, Jet trainer-1.0 |
| Answer» B. Flying boat-0.65, Jet trainer-0.77 | |
| 7. |
Which of the following is the correct pair? |
| A. | Empty weight fraction is similar to gross weight of the aircraft |
| B. | Empty weight fraction is inversely proportion to gross weight of the aircraft |
| C. | Empty weight fraction is directly proportion to gross weight of the aircraft |
| D. | Empty weight fraction is not related with the gross weight of the aircraft |
| Answer» C. Empty weight fraction is directly proportion to gross weight of the aircraft | |
| 8. |
What is the typical range for empty weight fraction? |
| A. | 0.3-0.7 |
| B. | 0.1-0.125 |
| C. | 0.14-0.28 |
| D. | 0.25-0.27 |
| Answer» B. 0.1-0.125 | |