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Questions for AWR

Answer the following questions

1. In Airborne Weather Radar (AWR) the main factors that determine whether or not a cloud will be detected are?
2. Airborne weather radar system use a wavelength of approximately 3 cm in order to
3. A side lobe from an aerial of a weather radar may produce an echo on the screen known as a "height ring". The pilot can use this?
4. In an Airborne Weather Radar that has a colour cathode ray tube (CRT) increasing severity of rain and turbulence is generally shown by a change of colour from
5. When using the AWR to detect long range ground features the most suitable mode of operation or beam selected would be?
6. The ISO-ECHO facility of an airborne weather radar is provided in order to
7. Which statements relating to the stabilization system of airborne weather radar antennae is true?
8. Airborne Weather Radars are generally based on the use of?
9. The airborne weather radar (AWR) cannot detect?
10. Before commencing a flight the weather radar should?
11. The "gain" control knob of an AWR adjusts?
12. Which of the following is a complete list of airborne weather radar antenna stabilisation axes?
13. The main factors, which affect whether an AWR will detect a cloud, are?
14. When using airborne weather radar in the mapping mode in polar areas one runs the risk?
15. In general the operation of airborne weather radar equipment on the ground is
16. Which of the following lists phenomena that CANNOT be detected by weather radar?
17. AWR in the __________ Mode progressively _________ As distances ___________ To equalise screen brightness?
18. The pencil shaped beam of an airborne weather radar is used in preference to the mapping mode for the determination of ground features
19. Is is possible for weather radar to be operated on the ground?
20. In weather radar the use of a cosecant beam in 'Mapping' mode enables
21. The tilt angle on the AWR at which an active cloud just disappears from the screen is 4 degrees up. If the beam width is 5 degrees and the range to the cloud is 40 nm use the 1 in 60 rule to calculate the approximate height of the cloud relative to the aircraft?
22. On the AWR display the most severe turbulence will be shown?
23. The theoretical maximum range for an airborne weather radar is determined by the?
24. The cosecant squared beam is used for mapping in the AWR because?
25. The airborne weather radar uses the following wavelength?
26. In order to ascertain whether a cloud return on an Aircraft Weather Radar (AWR) is at or above the height of the aircraft, the tilt control should be set to? (Assume a beam width of 5°)
27. In Airborne Weather Radar (AWR), the main factors which determine whether a cloud will be detected are
28. If the AWR transmitter is to be switched on before take-off the scanner should be tilted up with?
29.
The pictures in the diagram are showing an aircraft's position with respect to some thunderstorm cells and the image the pilot is getting from the radar. To detect this "blind alley" the pilot should?
30. Weather radar is used by the pilot to assist in the?
31. Airborne Weather Radar has been primarily developed to detect?
32. In an Airborne Weather Radar the areas of greatest turbulence are usually indicated on the screen by?
33. In order to ascertain whether a cloud return on an Aircraft Weather Radar (AWR) is at or above the height of the aircraft, the tilt control should be set to (assume a beam width of 5 degrees)?
34. On the airborne weather radar display in WX mode, different colours use used?
35. In which mode of operation does the aircraft weather radar use a cosecant radiation pattern?
36. A height ring is used?
37. An aircraft flying at 25 00 feet is equipped with AWR. The beam width is 5 degrees. With the radar tilted 3.5 degrees up, the radar is showing top of a cloud return at 105 nm. The approximate height of the cloud is
38. In an Airborne Weather Radar that has a colour cathode ray tube (CRT) the areas of greatest turbulence are indicated on the screen by
39. Which of the following cloud types is most readily detected by airborne weather radar when using the weather beam?
40. Airborne weather radar uses a particularly high frequency radar signal, at 9 to 12 GHz, in order to?
41. When the airborne weather radar is operating in its primary mode, to detect precipitation?
42. An airborne weather radar is using a 3 degrees beam. A cloud is detected at a range of 40 nm, If the scanner is tilted up to 3 degrees the cloud disappears. The top of the cloud, in relation to the aeroplane's cruising level is approximately?
43. An airborne weather radar unit transmits a 5 degrees beam from a parabolic dish aerial reflector assembly. If the wavelength is 4 cm, the diameter of the dish is?
44. On a weather radar, the greatest turbulence is likely in an area where targets are?
45. An airborne weather radar unit transmits a 4 degrees beam from a parabolic dish aerial reflector assembly. If the wavelength is 3 cm, the diameter of the dish is?
46. A weather radar, set to the 100 NM scale, shows a squall at 50 NM. By changing the scale to 50 NM, the return on the radar screen should
47. In an AWR with a 5 degrees beam width how do you orient the scanner to receive returns from clouds that are at or below your level?
48. The ISO-ECHO feature of an airborne weather radar can be used to detect?
49. The stabilisation of the weather radar aerial is effective?
50. Ground checks of AWR are?