FAA试题-iUNIT-5

UNIT5AerodynamicsandAirplanes1.T45Whichofthefollowingisconsideredaprimaryflightcontrol?A.Slats.B.Elevator.C.Dorsalfin.3.T45Whichofthefollowingisconsideredanauxiliaryflightcontrol?A.Ruddervator.B.Upperrudder.C.Leading-edgeflaps.7.T45Whatisthepurposeofacontroltab?A.Movetheflightcontrolsintheeventofmanualreversion.B.Reducecontrolforcesbydeflectingintheproperdirectiontomoveaprimaryflightcontrol.C.Preventacontrolsurfacefrommovingtoafull-deflectionpositionduetoaerodynamicforces.8.T45Whatisthepurposeofanelevatortrimtab?A.Providehorizontalbalanceasairspeedisincreasedtoallowhands-offflight.B.Adjustthespeedtailloadfordifferentairspeedsinflightallowingneutralcontrolforces.C.Modifythedownwardtailloadforvariousairspeedsinflighteliminatingflightcontrolpressures.31.T34Whichisapurposeofwing-mountedvortexgenerators?A.Reducethedragcausedbysupersonicflowoverportionsofthewing.B.Increasetheonsetofdragdivergenceandaidinaileroneffectivenessathighspeed.C.Breaktheairflowoverthewingsothestallwillprogressfromtherootouttothetipofthewing.40.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof36X48inches?Floorloadlimit-169lb/sqftPalletweight-47lbTiedowndevices-33lbA.1,948.0pounds.B.1,995.0pounds.C.1,981.0pounds.41.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof76X74inches?Floorloadlimit-176lb/sqftPalletweight-77lbTiedowndevices-29lbA.6,767.8pounds.B.6,873.7pounds.C.6,796.8pounds.42.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof81X83inches?Floorloadlimit-180lb/sqftPalletweight-82lbTiedowndevices-31lbA.8,403.7pounds.B.8,321.8pounds.C.8,290.8pounds.43.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof36.5X48.5inches?Floorloadlimit112lb/sqftPalletweight45lbTiedowndevices29lbA.1,331.8pounds.B.1,302.8pounds.C.1,347.8pounds.44.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof42.6X48.7inches?Floorloadlimit121lb/sqftPalletweight47lbTiedowndevices33lbA.1,710.2pounds.B.1,663.2pounds.C.1,696.2pounds.45.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof24.6X68.7inches?Floorloadlimit85lb/sqftPalletweight44lbTiedowndevices29lbA.924.5pounds.B.968.6pounds.C.953.6pounds.46.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof34.6X46.4inches?Floorloadlimit-88lb/sqftPalletweight-41lbTiedowndevices-26lbA.914.1pounds.B.940.1pounds.C.981.1pounds.47.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof33.5X48.5inches?Floorloadlimit66lb/sqftPalletweight34lbTiedowndevices29lbA.744.6pounds.B.681.6pounds.C.663.0pounds.48.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof36.5X48.5inches?Floorloadlimit107lb/sqftPalletweight37lbTiedowndevices33lbA.1,295.3pounds.B.1,212.3pounds.C.1,245.3pounds.49.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof42.6X48.7inches?Floorloadlimit117lb/sqftPalletweight43lbTiedowndevices31lbA.1,611.6pounds.B.1,654.6pounds.C.1,601.6pounds.50.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof24.6X68.7inches?Floorloadlimit79lb/sqftPalletweight43lbTiedowndevices27lbA.884.1pounds.B.857.1pounds.C.841.1pounds.51.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof143X125.2inches?Floorloadlimit209lb/sqftPalletweight197lbTiedowndevices66lbA.25,984.9pounds.B.25,787.9pounds.C.25,721.9pounds.52.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof138.5X97.6inches?Floorloadlimit235lb/sqftPalletweight219lbTiedowndevices71lbA.21,840.9pounds.B.21,769.9pounds.C.22,059.9pounds.53.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof96.1X133.3inches?Floorloadlimit249lb/sqftPalletweight347lbTiedowndevices134lbA.21,669.8pounds.B.21,803.8pounds.C.22,120.8pounds.54.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof87.7X116.8inches?Floorloadlimit175lb/sqftPalletweight137lbTiedowndevices49lbA.12,262.4pounds.B.12,448.4pounds.C.12,311.4pounds.55.H125Whatisthemaximumallowableweightthatmaybecarriedonapalletwhichhasthedimensionsof98.7X78.9inches?Floorloadlimit183lb/sqftPalletweight161lbTiedowndevices54lbA.9,896.5pounds.B.9,735.5pounds.C.9,681.5pounds.56.H125Whatminimumfloorloadlimitmustanaircrafthavetocarrythefollowingpalletofcargo?Palletsizeis78.9incheswideand98.7incheslongPalletweight161lbTiedowndevices54lbCargoweight9,681.5lbA.182lb/sqft.B.180lb/sqft.C.183lb/sqft.57.H125Whatistheminimumfloorloadlimitthatanaircraftmusthavetocarrythefollowingpalletofcargo?Palletdimensionsare39X37inchesPalletweight37lbTiedowndevices21lbCargoweight1,094.3lbA.115lb/sqft.B.112lb/sqft.C.109lb/sqft.58.H125Whatistheminimumfloorloadlimitthatanaircraftmusthavetocarrythefollowingpalletofcargo?Palletdimensionsare37.5X35inchesPalletweight34lbTiedowndevices23lbCargoweight1,255.4lbA.152lb/sqft.B.148lb/sqft.C.144lb/sqft.59