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C： A dual VORTAC/ILS system may be substituted for an inoperative
INS.
640 题目： (Refer to Figure 6-5) At the bottom of this enroute chart
excerpt, ZHENGZHOU ACC‘s information is enclosed in a rectangle, what
is the meaning of the asterisk symbol preceding 122.20?
A： It means frequency 122.20 is very important.
B： It means VHF communication is available on a part-time basis.
C： It means 122.20 MHz is the major communication frequency.
641 题目：What is the highest speed possible with out supersonic flow
over the wing?
A： critica mach No.;
B： initial suffer speed;
C： transonic index
642 题目：How can a airplane produce the same lift in ground effect as
when out of ground effect?
A： a higher angle of attack;
B： A lower angle of attack;
C： The same angle of attack.
643 题目：When a speed adjustment is necessary to maintain separation,
what minimum speed may ATC request of a turboprop aircraft departing
an airport?
A： 200 knots
B： 170 knots
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C： 150 knots
644 题目：While on an IFR flight in controlled airspace, the failure of
which unit will precipitate an immediate report to ATC?
A：One engine, on a multiengine aircraft
B： Airborne radar
C：DME
645 题目： [Refer to Figure 4-25.] What is the transition distance when
landing on a dry runway at a gross weight of 125,000 pounds?
A： 1,200 feet
B： 850 feet
C： 400 feet
646 题目：What does the pulsating VASI consist of?
A： Three-light system, two pulsing and one steady.
B： Two-light projectors, one pulsing and one steady.
C：One –light project, pulsing white when above glide slope or red
when more than slightly below glide slope, steady white when on glide
slope, steady red for sl ightly below glide path.
647 题目：[Refer to Figure 4-34.] What is the approximate fuel consumed
when holding under Operating Conditions below? ALTITUDE:
25,000,WEIGHT (*1000): 102.5,ENGINES OPERATING: 2,HOLDING TIME
(MIN): 40
A： 3,625 pounds.
B： 3,240 pounds.
C： 2,980 pounds.
648 题目： With age, the lens of eye generally becomes:
A： Cracked
B： Too stiff
C： Too elastic
649 题目： person may not act as a crewmember of a civil aircraft if
alcoholic beverages have been consumed by that person within the
preceding
A： 8 hours.
B： 12 hours.
C： 24 hours.
650 题目：[Refer to Figure 4-34.] What are the recommended IAS and EPR
settings for holding under Operating Conditions below? ,ALTITUDE:
30,000,WEIGHT (*1000): 92.5,ENGINES OPERATING: 2,HOLDING TIME
(MIN): 10
A： 221 knots and 1.83 EPR
B： 210 knots and 1.69 EPR
C： 217 knots and 1.81 EPR
651 题目：What action is expected of an aircraft upon landing at a
controlled airport?
A：continue taxiing in the landing direction until advised by the tower
to
B： exit the runway at the nearest suitable taxiway and remain on
tower
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C： exit the runway at the nearest suitable taxiway and switch to
ground
652 题目：when simultaneous ILS approach are in progress which of the
following should approach control be advised of immediately
A： if radar monitoring be desired to confirm lateral separation
B： any inoperative of malfunction aircraft receivers
C： if a simultaneous ILS approach is desired
653 题目：What type turbulence should be reported when it momentarily
causes slight, erratic changes in altitude and/or attitude, one-third to
two-thirds of the time?
A： occasional light chop.
B：Moderate chop.
C： Intermittent light turbulence.
654 题目：An outside air pressure decreases, thrust output will
A： increase due to greater efficiency of jet aircraft in thin air.
B：remain the same since compression of inlet air will compensate for
any
C： decrease due to higher density altitude.
655 题目：Which of the following is not normally a symptom of hypoxia?
A： increased visual field
B： An increase in breathing rate
C： Sleepiness or frequent yawning
656 题目：Which ”rule-of-thumb” may be used to approximate the rate of
descent required for a 3 glide path?
A： 5times groundspeed in knots.
B： 8times groundspeed in knots.
C： 10 times groundspeed in knots.
657 题目：Why are downdrafts in a mature thunderstorm hazardous?
A：Downdrafts are kept cool by cold rain which tends to accelerate
the downward velocity.
B：Downdrafts converge toward a central location under the storm
after striking the surface.
C：Downdrafts become warmer than the surrounding air and reverse
into an updraft before reaching the surface.
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