MCQOPTIONS
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MCQOPTIONS
This section includes 4 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 prop-driven aircraft is cruising with 90% propeller efficiency. If, range of aircraft is 7*106 ft, C=1.38*10-7 s-1 and L/D = 14 then what will be the fuel weight fraction for the cruise? |
| A. | 0.9216 |
| B. | 0.9261 |
| C. | 0.9289 |
| D. | 0.9365 |
| Answer» C. 0.9289 | |
| 2. |
What will be the weight fraction of the aircraft at final mission segment w.r.t. W0? |
| A. | Multiplication of individual weight fraction |
| B. | Division of individual weight fraction |
| C. | Addition of individual weight fraction |
| D. | Subtraction of individual weight fraction |
| Answer» B. Division of individual weight fraction | |
| 3. |
A jet aircraft is cruising at 12000ft. What will be the cruise leg (mission phase ‘n’) weight fraction? |
| A. | Wn/Wn-1 = \(e^{\left(-\frac{R*C}{V*\frac{L}{D}}\right)}\) |
| B. | Wn/Wn+1 = \(e^{\left(-\frac{R*C}{V*\frac{L}{D}}\right)}\) |
| C. | Wn/Wn-2 = \(e^{\left(-\frac{R*C}{V*\frac{L}{D}}\right)}\) |
| D. | Wn/Wn-1 = \(e^{\left(-\frac{R*C}{V*\frac{L}{D}}\right)}\) |
| Answer» B. Wn/Wn+1 = \(e^{\left(-\frac{R*C}{V*\frac{L}{D}}\right)}\) | |
| 4. |
For given mission leg ‘n’, mission leg weight fraction is _____ |
| A. | Wn / Wn-1 |
| B. | Wn / Wn-2 |
| C. | Wn-1 / Wn+1 |
| D. | Wn / Wn+1 |
| Answer» B. Wn / Wn-2 | |