MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 12 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. |
As a designer, we want to improve radar detectability of our aircraft. Where should we locate our warheads to achieve this goal? |
| A. | Inside fuselage |
| B. | Outside fuselage |
| C. | Below wing |
| D. | At wingtip |
| Answer» B. Outside fuselage | |
| 2. |
RCS can be reduce by using RAM only. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
RCS of flat surface can be reduced by _____ |
| A. | providing some slope to flat surface |
| B. | increasing flat side length |
| C. | using twice length of the flat side |
| D. | provide more rcs to flat side |
| Answer» B. increasing flat side length | |
| 4. |
Which of the following will not affect the radar detectability of an aircraft? |
| A. | Drag magnitude |
| B. | Look angle |
| C. | Flat surface |
| D. | Stealth properties |
| Answer» B. Look angle | |
| 5. |
Comment on radar detectability if RCS is higher. |
| A. | Higher detectability |
| B. | Lower detectability |
| C. | Same detectability |
| D. | Detectability is not dependent on rcs |
| Answer» B. Lower detectability | |
| 6. |
RCS can be altered by _________ |
| A. | altering the look angle |
| B. | altering the drag force |
| C. | altering the ram cruise and stall |
| D. | altering the tail moment arm only |
| Answer» B. altering the drag force | |
| 7. |
RCS is the measure of ___________ |
| A. | the amount of EM energy is being returned by an object |
| B. | how much weight is required |
| C. | lift generated |
| D. | radio cruise and stall properties |
| Answer» B. how much weight is required | |
| 8. |
RCS stands for __________ |
| A. | radar cross section |
| B. | radar cone shape |
| C. | radio conic shape |
| D. | radio cruise and stall |
| Answer» B. radar cone shape | |
| 9. |
A typical radar is located at 4 meter distance from an object. If radar transmits signal from that position then, signal strength S will be __________ |
| A. | proportional to (1/44) |
| B. | proportional to (1/46) |
| C. | proportional to 4 |
| D. | proportional to 1/4 |
| Answer» B. proportional to (1/46) | |
| 10. |
Typical radar system consists of _________ |
| A. | TX and Rx |
| B. | Only TX |
| C. | Only Rx |
| D. | Does not require TX or Rx |
| Answer» B. Only TX | |
| 11. |
Radar detection is one of the crucial consideration for military aircraft. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
RADAR stands for _________ |
| A. | radio detection and ranging |
| B. | radio defense and rigging |
| C. | radio determination and ranging |
| D. | radio detection and rigging |
| Answer» B. radio defense and rigging | |