1.Which weather condition is an example of a ponfrontal instablity band? A.radiation fog C.squall line 2.Convective clouds which penetrate a stratus layer an produce which threat to IFR. A.CAT B.隐藏的雷暴 B.front gense
C.changes the stalling angle of attack of a higher angle 9.ESHP of a turboprop engine is a measure of (B A.turbine inlet temprature B.shaff horsepower and jet thrust C.propeller thrust only 10.收到 cleared for approach (radar vector) A.Descend to the initial approach fix altitude B.Remain at last assigned altitude C.Descend to minimum vector altitude 11.What is the reason for variations is geometric pitch along a propeller or rotor blade?(c) A.It prevents the portion of the blande near the hubor root from stalling during cruising flight B.It permits a relaticely constant angle of incidence along its length when in cruising flight C.It permits a relaticely constant angle of attack along its length when in cruising flight 12.Which feature is assaiated with the tropo(C) A.Absobite upper limit of clould formation B.Abseace of wind and turbulance C.Abrupt charge of and lapse rate 13.Which maxium range factor decrease as weigh decrease?
17.What is a characteristic of logtitudinal instability?(A) A.pitch osaillations becoming progressiusly greater B.aircraft constantly tries to pitch down C.bank oscillations becoming progressively greater 18.Which of the following is considered a primary flight control?(A) A.Elevator B.Dorsal fin C.Slats
3.The horizontal wind shear critical for turbulance per 150 miles is (B) A.18 knots or less B.greater than 18 knots 4.ⅢA 最低 (C) A.DH 50 feet and RVR 350m B.RVR 300m C.RVR 200m C.not a factar
19.Which condition has the effect of reducing critical engine failure speed.(B) A.high density altitude B.slush on the runway or inoperative antiskid C.low gross weight 20.Airport not listed in a proscribed takeoff weather and does not have the minimum takeoff(B) A.270m1600m C.300m800m 21.酒精(C) A. 24 小时 22.Which B.12 小时 weather C.8 小时 as an B.240m3200m
5.By changing the angle of attack of a wing the pilot could control. (C) A.lift airspeed but not drag B.lift gross weight and drag C.lift airspeed drag 6.Which of following is considered an auxiliary flight control? (A) A.Leadingedge flaps B.Vpper sudder 7.control tab 的作用：(C) A.Prevent a control surface from moving to a fulldeflection... B.Reduce cotrol forces... C.Move the flight controls in the event of manual reversion. 8.What effect does the leading edge slot in the wing have on preformance? (C) A.reduce profilw drag B.decelerates the supper surface boundary lager air C.Ruddenator
condition is defined
anticyclone?(C) A.COL C.High pressure area 23.Which type frontal system is normally crossed by the Jetstream(C) A.cold front and warm front B.warm front C.VLE C.occluded front B.Calm
(A) A.速度 B.angle of attack C.高度
14.Which speed symbol indicates the max operating limit speed for an airplane?(A) A.VMO/MMO B.VLO/MLO
24.Which arctic flying hazard is caused when a cloud layer of uniform thickness overlies a snow or ice covered surface(A) A.whiteout B.blowing snow C.ice fog
15.What takeoff minimums are not prescribed for a civil airport.What's the take off min under IFR for 3 engine:(B) A.1600m B.800m C.300ft800m
16.Upon which factor does wing loading during a level coordinated turn in smooth air depend?(A) A.angle of band C.rate of turn B.trun airspeed
25.When setting the altimeter,pilot should disregard (B) A.corrections for static pressure systems B.effects of nonstandard atmospheric temperatures and pressures
飞行翻译公司 www.aviation.cn 本文链接地址：APTL考试部分题库5.doc
C.changes the stalling angle of attack of a higher angle 9.ESHP of a turboprop engine is a measure of (B A.turbine inlet temprature B.shaff horsepower and jet thrust C.propeller thrust only 10.收到 cleared for approach (radar vector) A.Descend to the initial approach fix altitude B.Remain at last assigned altitude C.Descend to minimum vector altitude 11.What is the reason for variations is geometric pitch along a propeller or rotor blade?(c) A.It prevents the portion of the blande near the hubor root from stalling during cruising flight B.It permits a relaticely constant angle of incidence along its length when in cruising flight C.It permits a relaticely constant angle of attack along its length when in cruising flight 12.Which feature is assaiated with the tropo(C) A.Absobite upper limit of clould formation B.Abseace of wind and turbulance C.Abrupt charge of and lapse rate 13.Which maxium range factor decrease as weigh decrease?
17.What is a characteristic of logtitudinal instability?(A) A.pitch osaillations becoming progressiusly greater B.aircraft constantly tries to pitch down C.bank oscillations becoming progressively greater 18.Which of the following is considered a primary flight control?(A) A.Elevator B.Dorsal fin C.Slats
3.The horizontal wind shear critical for turbulance per 150 miles is (B) A.18 knots or less B.greater than 18 knots 4.ⅢA 最低 (C) A.DH 50 feet and RVR 350m B.RVR 300m C.RVR 200m C.not a factar
19.Which condition has the effect of reducing critical engine failure speed.(B) A.high density altitude B.slush on the runway or inoperative antiskid C.low gross weight 20.Airport not listed in a proscribed takeoff weather and does not have the minimum takeoff(B) A.270m1600m C.300m800m 21.酒精(C) A. 24 小时 22.Which B.12 小时 weather C.8 小时 as an B.240m3200m
5.By changing the angle of attack of a wing the pilot could control. (C) A.lift airspeed but not drag B.lift gross weight and drag C.lift airspeed drag 6.Which of following is considered an auxiliary flight control? (A) A.Leadingedge flaps B.Vpper sudder 7.control tab 的作用：(C) A.Prevent a control surface from moving to a fulldeflection... B.Reduce cotrol forces... C.Move the flight controls in the event of manual reversion. 8.What effect does the leading edge slot in the wing have on preformance? (C) A.reduce profilw drag B.decelerates the supper surface boundary lager air C.Ruddenator
condition is defined
anticyclone?(C) A.COL C.High pressure area 23.Which type frontal system is normally crossed by the Jetstream(C) A.cold front and warm front B.warm front C.VLE C.occluded front B.Calm
(A) A.速度 B.angle of attack C.高度
14.Which speed symbol indicates the max operating limit speed for an airplane?(A) A.VMO/MMO B.VLO/MLO
24.Which arctic flying hazard is caused when a cloud layer of uniform thickness overlies a snow or ice covered surface(A) A.whiteout B.blowing snow C.ice fog
15.What takeoff minimums are not prescribed for a civil airport.What's the take off min under IFR for 3 engine:(B) A.1600m B.800m C.300ft800m
16.Upon which factor does wing loading during a level coordinated turn in smooth air depend?(A) A.angle of band C.rate of turn B.trun airspeed
25.When setting the altimeter,pilot should disregard (B) A.corrections for static pressure systems B.effects of nonstandard atmospheric temperatures and pressures
飞行翻译公司 www.aviation.cn 本文链接地址：APTL考试部分题库5.doc
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