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B. Increase the minimum freezing point (outset of on stallzation)
C. Decrease the freeze point
C
131.what is the result when water vapor changes of the liquid state while being lifted in a thunderstorm?
.latent heat is released to the atmosphere
132.where is the jet stream normally located?
. at the tropopause intensified temperature gradients
133.which is the correct symbol for design cruising speed
. Vc
134.what does the waste gate of a turbine-reciprocating engine control?
A supercharger gear ratio
B Exhaust gas discharge.
C Throttle opening
B1
35.if visual reference is lost while circling to land from an instrument approach what actions should the
pilot take
. turn toward the landing running maintaining MDA and if visual reference is not regained performance
missed approach
137.the transport of heat upwards is termed
. Convection
138.flying while suffering from ahead cold increases the risk of
. Decompression sickness
139. In the absence of visual cues, the resting focal length, of the eye is approximately?
C 1-2m
140.the vestibule apparatus of the body comprises
C. Otoliths and semicircular canals
144.The support struts of the cone in the exhaust system:
.Are sometime used to straighten out the exhaust system.
146.Ideal pilot: both person and goal directed.
147.气象报“INTSF”…加强“WKN”…减弱“NOSIG”…无重大变化
149.thunderstorm in the arctic region will generally more
.northeast to southwest on polar easterlies
151.freezing rain encountered during climb is normally evidence that
. a layer of warmer air exists above
153.ATIS
. have temperature
154.which feature is associated with the tropopause?
A. An absolute upper limit of cloud formation
B. absence of wind and turbulence
C. abrupt change of temperature lapse rate.
C1
55.In which meteorological condition can frontal waves and low-pressure areas form?
A. slow moving cols fronts or stationary fronts
B. warm front or occluded fronts
C. cold front occlusions
A1
56.cockpit voice recorder must be operated
A when starting to text…
B. From the start of the before staring engine checklist to completion of checklist prior to engine
shutdown.
C. From the start of the before staring engine checklist to completion of checklist upon termination of
flight
C1
57.where is the jet stream normally located?
A. In areas of strong low-pressure system in the troposphere
B. In a single condition.
C. At the troposphere …located
A1
58.what is the minimum glycol content of type 2 deicing anti-icing fluid?
A. 80 percent
B. 50 percent
C. 30 percent
B
159.What action should be taken by a crew member following a sudden decompression at 35000 feet?
A. Deploy passenger oxygen mask
B. Don on an oxygen mask
C. Make immediate descent
B1
60.Which af the following statements correctly describers the alleviation of the effects of hypoxia at
cabin altitudes about 10000ft without the use of supplemental oxygen?
A. rapid shallow breathing
B. the effects cannot be alleviated
C. slow deep breathing
B1
61. What percentage of aircraft accidents have been deemed to have been directly attributed to human
factors-rated related causes?
A. 80-90%
B. about 75%
C. 40-50%
A1
62. how are haze layers cleared or dispersed?
A. by corvective mining in cool night air
B. by eveporation similer to the clearing of fog
C. by wind or the movement of air
C1
63. A record of atmospheric temperature can be read for a
A. Barograph
B. Thermogram
C. Thermograph
B1
64. What is the recommended technique to counter the loss of airspeed and resultant lift from wind
shear?
A. avoid overstressing the aircraft pitch to airspeed and apply maximum power
B. lower the pitch attitude and regain lost airspeed
C. maintain or increase pitch attitude and accept the lower-than-normal airspeed indicatiors
C1
65.How long is needed for full dark adaptation?
A. 10-20min
B. 35-45min
C. 20-30min
B1
66.A good caption will encourage the copilot to use communication styles which are?
A. supportive and submissive
B. aggressive and supportive
C. assertive and supportive
B1
67.The most common cause of in flight in opacition of flight crew is
A. gastroenteritis
B. heart attack
C. fatigue
B1
68.A relay
A. is a form of temperture sensing device
B. is a form electro magnetic switch
C. is a form mechanical switch
B1
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