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i. when wing lift has been reduced
j. when the wheel skided or broken down
21. the approximate percentage of oxygen at ground level is
g. 20%
h. 15%
i. 41%
22. a rheostat is
g. a temperature indicator
h. a remote automatic manual switch
i. a temperature control device
23. VZOR initial climb speed must not be
g. more than the take off safety speed
h. less than 1.2 Vs
i. more than 1.1 Vmca(空中最小控制V)
24. isobars on a surface weather chart represent lines of equal pressure
g. at the surface
h. reduced to sea level
i. at a given atmospheric pressure altitude
25. what are some characteristic of an airplane loaded with the CG at the aft limit
g. lowest stall speed, highest cruise speed and least stability
h. highest stall speed, highest cruise speed and least stability
i. lowest stall speed, lowest cruise speed and highest stability
26. TODA must exceed TODR in order to
g. increase V2
h. decrea Vr
i. allow use of de-rated thrust
27. micro switch is an assembly
g. which has a very small movement to make or break a circuit
h. used for instrument contact only
i. used where one side of the structure is inaccessible
28. when does ATC issue a STAR
a. only to high priority flight
b. only upon request of the pilot
c. only when ATC deems it appropriate
29. a proghostic chart depicts the condition
g. only when ATC deems it appropriate the 1000mb through the 100mb level
h. forecast to exist at a specific time in the future
i. existing at the surface during the past 6 hours
30. what minimum information does an abbreviated departure clearance “cleared as filed ” include?
g. clearance limit and en route altitude
h. destination airport en route altitude and SID, if appropriate
i. clearance limit en route altitude and SD, if appropriate
31. what action should be taken by a crew member following sudden decompression at 35000ft
f. don on an oxygen mask
g. 立即下降
32. the effectiveness of the trim tab is
g. proportional to the speed
h. not proportional to the speed in any way
i. proportional to the square of the speed
33.As large jet transport aircraft climbs above fl340 as fuel burns off, the IAS turbulence penetration
speed will
g. increase
h. decrease
i. remain the same
*34. as static temperature increases at the same altitude, which N1 held constant
g. TAS increase and SFC decrease
h. TAS and SFC both increase
i. TAS decrease and SFC increase
35. .the physiological for respiration is
g. the alvedan concentration of carbon dioxide
a) the anterial concentration of oxygen
h. the anterial concentration of carbon dioxide
36. when flying orientation is most reliably determined through information sensed by the
g. somato sensory system
h. visual system
i. restibulan apparatus
37. sinus barofrauma is most likely to occurred during
g. descend
h. takeoff from a high altitude
i. level flght in turbulence
38. which type clouds may be associated with the jetstream
g. cirrus clouds
h. cumulonimbus
i. cirrostratus
39. under what condition may air carrier pilot continue an instrument approach to the DH, after receiving
a weather report indicating that less than minimum published landing condition exist at the airport
g. if the instrument approach is conducted in a radar environment
h. when the weather report is received after the pilot has begun the final approach segment of the
instrument approach
i. when the weather report is received as the pilot passes the FAF
40. when recovering from a spin the pilot should first
g. reduce the angle of attach
h. increase the drag yawing moment?
i. oppose the auto rotation?
41. when may a pilot descend below 100 feet above the touchdowm zone elevation during a category2
ILS instrument approach when only the approach lights are visible
g. when the RVR is 550m on mone
h. after passing the visual decent point
i. when the red terminal ban of the approach light system are in sight
42. which statement below is incorrect regarding the auto throttle
g. it can be engaged during VNAV operations
h. it can be engaged in N1 and SPD modes
i. A/T operates whenever a MCP FD mode is selected, irrespective of the A/T switch position
43. 大气压改变由于雷暴,will be at the lowest value
g. during the downdraft and heavy rain showers
h. immediately after the rain showers have dropped
i. when the thunderstorm is approaching
44.(p24)在MSL 3800m-4200m 飞行,飞行超过多少时间,机组必须使用氧气
g. 20
h. 30
i. 40
45.一架航空器从后方超越另一架航空器,与被超越航空器对称面的夹角小于多少度时,被超越航
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