OctTestofPHAKforBUAAFlightCollegeStudents剖析.docx

OctTestofPHAKforBUAAFlightCollegeStudents剖析.docx

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OctTestofPHAKforBUAAFlightCollegeStudents剖析

Oct2015PHAKTestforBUAAFlightCollegeStudentsPreparedbyWalterShui

1）Whatistherelationshipoflift,drag,thrust,andweightwhentheairplaneisinstraight-and-levelflight?

（reviewthe"Straightandlevelflight"section）

A. Liftandweightequalthrustanddrag. 

B. Liftequalsweightandthrustequalsdrag. 

C. Lift,drag,andweightequalthrust. 

2）Theterm"angleofattack"isdefinedastheangle（reviewthe"Angleofattack"section）

A. betweentheairplane’sclimbangleandthehorizon. 

B. formedbythelongitudinalaxisoftheairplaneandthechordlineofthewing. 

C. betweenthewingchordlineandtherelativewind. 

3）Whatcausesanairplane（exceptaT-tail）topitchnosedownwhenpowerisreducedandcontrolsarenotadjusted?

（reviewthe"Stability"section）

A. Thedownwashontheelevatorsfromthepropellerslipstreamisreducedandelevatoreffectivenessisreduced. 

B. TheCGshiftsforwardwhenthrustanddragarereduced. 

C. Whenthrustisreducedtolessthanweight,liftisalsoreducedandthewingscannolongersupporttheweight. 

4）TheleftturningtendencyofanairplanecausedbyP-factoristheresultofthe（reviewthe"Leftturningtendencies"section）

A. clockwiserotationoftheengineandthepropellerturningtheairplanecounter-clockwise.

B. propellerbladedescendingontheright,producingmorethrustthantheascendingbladeontheleft. 

C. gyroscopicforcesappliedtotherotatingpropellerbladesacting90°inadvanceofthepointtheforcewasapplied. 

5）Anairplanesaidtobeinherentlystablewill（reviewthe"Stability"sectionofAerodynamics）

A. requirelessefforttocontrol. 

B. bedifficulttostall. 

C. notspin. 

6）Inwhatflightconditionistorqueeffectthegreatestinasingle-engineairplane?

（reviewthe"Leftturningtendencies"sectionofAerodynamics）

A. Lowairspeed,highpower,highangleofattack. 

B. Lowairspeed,lowpower,lowangleofattack. 

C. Highairspeed,highpower,highangleofattack. 

7）Theangleofattackatwhichanairplanewingstallswill（reviewthe"Stalls"section）

A. changewithanincreaseingrossweight. 

B. increaseiftheCGismovedforward. 

C. remainthesameregardlessofgrossweight. 

8）Whatdeterminesthelongitudinalstabilityofanairplane?

（ reviewthe"Stability"sectionofAerodynamics）

A. Therelationshipofthrustandlifttoweightanddrag. 

B. ThelocationoftheCGwithrespecttothecenteroflift. 

C. Theeffectivenessofthehorizontalstabilizer,rudder,andruddertrimtab. 

9）Ifanairplaneweighs2,300pounds,whatapproximateweightwouldtheairplanestructureberequiredtosupportduringa60°bankedturnwhilemaintainingaltitude?

（reviewthe"Loadfactor"section）

A. 3,400pounds. 

B. 2,300pounds. 

C. 4,600pounds. 

10）Whichbasicflightmaneuverincreasestheloadfactoronanairplaneascomparedtostraight-and-levelflight?

（reviewthe"Loadfactor"section）

A. Stalls. 

B. Climbs. 

C. Turns. 

11）Theamountofexcessloadthatcanbeimposedonthewingofanairplanedependsuponthe（reviewthe"Factorsaffectinglift"section）

A. positionoftheCG. 

B. speedoftheairplane. 

C. abruptnessatwhichtheloadisapplied. 

12）Whatisgroundeffect?

（reviewthe"Groundeffect"section）

A. Theresultofanalterationinairflowpatternsincreasinginduceddragaboutthewingsofanairplane. 

B. Theresultofthedisruptionoftheairflowpatternsaboutthewingsofanairplanetothepointwherethewingswillnolongersupporttheairplaneinflight. 

C. TheresultoftheinterferenceofthesurfaceoftheEarthwiththeairflowpatternsaboutanairplane. 

13）Whenarethefourforcesthatactonanairplaneinequilibrium?

（reviewthe"Straightandlevelflight"section）

A. Whentheaircraftisaccelerating. 

B. Duringunacceleratedflight. 

C. Whentheaircraftisatrestontheground. 

14）WhendoesP-factorcausetheairplanetoyawtotheleft?

（ reviewthe"Leftturningtendencies"section）

A. Whenatlowanglesofattack. 

B. Whenathighairspeeds. 

C. Whenathighanglesofattack. 

15）Withrespecttothecertificationofaircraft,whichisaclassofaircraft?

（reviewthe"Aircraftandpilotcertification"section）

A. Airplane,rotorcraft,glider,balloon. 

B. Transport,restricted,provisional. 

C. Normal,utility,acrobatic,limited. 

16）Thegreatestvortexstrengthoccurswhenthegeneratingaircraftis（reviewthe"Wingtipvortices"section）

A. light,dirty,andfast. 

B. heavy,clean,andslow. 

C. heavy,dirty,andfast. 

17）Angleofattackisdefinedastheanglebetweenthechordlineofanairfoilandthe（reviewthe"Angleofattack"section）

A. pitchangleofanairfoil. 

B. rotorplaneoftherotation. 

C. directionoftherelativewind. 

18）Theanglebetweenthechordlineofanairfoilandtherelativewindisknownastheangleof（reviewthe"Angleofattack"section）

A. attack. 

B. incidence. 

C. lift. 

19）Inwhatflightconditionmustanaircraftbeplacedinordertospin?

（reviewthe"Spin"section）

A. Partiallystalledwithonewinglow. 

B. Stalled. 

C. Inasteepdivingspiral. 

20）Whatisthepurposeoftherudderonanairplane?

（reviewthe"Primaryflightcontrols"section）

A. Tocontrolroll. 

B. Tocontrolyaw. 

C. Tocontroloverbankingtendency. 

21）Wingtipvorticesarecreatedonlywhenanaircraftis（reviewthe"Wingtipvortices"section）

A. developinglift. 

B. operatingathighairspeeds. 

C. heavilyloaded. 

Pointoutthepartwhichiswrongandseeifyouhavethecorrectanswer

22）Thebicycle-buildingWrightbrothersofDayton,Ohio,hadexperimentedfor4yearswithkites,theirownhomemadewindtunnel,anddifferentenginestopowertheirmonoplane.

23）BytheafternoonofDecember17th,theWrightbrothershadflownatotalof98minutesonfourflights.Theageofflighthadarrived.

24）TheformermayorofOhio,A.C.Pheilmadethewinningbidof$400.00whichsecuredhisplaceinhistoryasthefirstpayingairlinepassenger.

25）OnJanuary1,1914,thefirstscheduledairlineflightwasconducted.Theflightlengthwas121milesandlasted23minutesduetoaheadwind.Thereturntriptook20minutes.ItisthefamousSt.Petersburg-TampaAirboatLine.

26）TheAeronauticsBranchoftheDepartmentofCommercebeganpilotcertificationwiththefirstlicenseissuedonApril6,1947.MacCracken’slicensewasthefirstissuedtoapilotbyacivilianagencyoftheFederalGovernment.

27）Givethefulltermofthefollowingabbreviationsorally：

ATC

CFR

CAA

CAB

FAA

NOTAM

AIM

ATP

CFI

PTS

28）Fourforcesactuponanaircraftinrelationtostraight-and-level,uncelebratedflight.Theseforcesare:

29）MajorComponentsofanaircraftare:

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

30）The__________isattachedtothebackoftheverticalstabilizer.Duringflight,itisusedtomovetheairplane’snoseleftandright.The________,whichisattachedtothebackofthehorizontalstabilizer,isusedtomovethenoseoftheairplaneupanddownduringflight.__________aresmall,movableportionsofthetrailingedgeofthecontrolsurface.Thesemovabletrimtabs,canreducecontrolpressures.

31）Inthecaseofmanyconventionalairplanes,theprimaryflightcontrolsutilizehinged,trailing-edgesurfacescalledelevatorsfor___________,aileronsfor________,andtherudderfor______.Thesesurfacesareoperatedbythepilotintheflightdeckorbyanautomaticpilot.

32）Giveatleasttwopointsofbothadvantagesanddisadvantageofcompositesusingonaircraft.

33）Whetheranaircrafthasanalogordigital（“glass”）instruments,theinstrumentationfallsintothreedifferentcategories:

performance,control,andnavigation.Writeoutalltheseindicators.

Performance:

Navigation:

34）Givethefulltermofthefollowingabbreviationsorally.

EFD

LCD

MFD

ADM

ICAO

ISA

CG

CP

35）Matchthepointscorrectlyfromthetwocharts:

1Newton’sFirstLaw:

A“Foreveryaction,thereisanequalandoppositereaction.”

2Newton’sSecondLaw:

B“Everyobjectpersistsinitsstateofrestoruniformmotioninastraightlineunlessitiscompelledtochangethatstatebyforcesimpressedonit.”

3Newton’sThirdLaw:

C“Forceisequaltothechangeinmomentumperchangeintime.Foraconstantmass,forceequalsmasstimesacceleration.”

36）WritedowntheEnglishnamesofcomponentsofaMonocoque（Composite）fuselage:

AnswerSheet

1B

2C

3A

4B

5A

6A

7C

8B

9C

10C

11B

12C

13B

14C

15A

16B

17C

18A

19B

20B

21A

22.monoplane-biplane23.98min-98sec24.Ohio-St.Petersburg

25.121miles-21miles26.1947-192728.thrust,lift,weight,anddrag

29.

1propeller

2landinggear

3wingstrut

4wing

5rightwingaileron

6rightwingflap

7fuselage

8horizontalstabilizer

9fin

10rudder

11elevator

12leftwingflap

13leftwingaileron

14door

15seat

16windshield

17enginecowl

18landinglight

30.rudder;elevator;Trimtabs31.pitch;roll;yaw

32.light;smooth/thelackofvisualproofofdamage;heatdamage

33.Performance:

thealtimeter,airspeedorverticalspeedindicator（VSI）,headingindicator,andturn-and-slipindicator,theheadingindicator,angleofattackindicator,andtheslip-skidindicator

Navigation:

GPS,veryhighfrequency