集美机考题.docx
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集美机考题.docx
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集美机考题
1.Efficientbilgewatertreatmentwillcontributetothefollowingexcept.
A.minimizingtheimpactofshippropulsiononthemarineenvironment
B.maximizingtheheavyfinesthatshipoperatorscanfaceforpumpingoilywateroverboard
C.reducingtheneedforwastedisposalashore
D.reducingthecostofwastedisposalashore
2.AccordingtoMARINELABOURCONVERTION2006,theemployment,engagementatworkofseafarersundertheageof18shallbeprohibitedwherethework.
A.isbeganat06a.m.
B.islikelytojeopardizetheirhealthorsafety
C.islikelytoharmotherpeople’slife
D.isproceedingunderbadweather
3.Whenusingahandheldhacksaw,youshouldapplypressureonlyontheforwardstroke.
A.onlywhencuttingthinwalltubing
B.onlywhencuttingcarbonsteel
C.onlywhencuttingconduit
D.atalltimes
4.Whenexercisingportstatecontrol,allpossibleeffortsshouldbemadeto.
A.makeupthelossduetotheinspection
B.carryoutamoredetailedinspection
C.avoidashipbeingundulydetainedordelayed
D.takemeasuresastoldbythePSCO
5.isusedtodropandheaveintheanchorthroughthehawsepipe,theanchorchainisstoredinthechainlocker.
A.ThewindlassB.Theanchorwinch
C.ThemooringwinchD.Theanchorwinchorwindlass
6.Thespeedofaradialpistonhydraulicmotoriscontrolledbyvaryingthe.
A.amountofcylinderblockoffsetwithrespecttotherotor
B.fluidflowratedischargedtothemotor
C.lengthofthemotorpistonstrokeonthepowercycle
D.pintledischargeratetothesuctionsideofthepump
7.Thelowesttemperatureatwhichfuelcombustionbecomesself-sustaininginthepresenceofasourceofignition,isdefinedasthe.
A.auto-ignitionpointB.flashpoint
C.burningtemperatureD.firepoint
8.Theelectronicgovernoractuatorisadevicewhichmovesthefuellinkageinresponsetoasignalfromthedigitalcontroller.
A.mechanicalB.hydraulicC.electricD.pneumatic
9.WhichofthefollowingfunctionsisNOToneofthefunctionsofairconditioner?
A.RefreshingtheairB.Wakingup
C.AdjustingtheairhumidityD.Adjustingtheairtemperature
10.Ifsludgehadpackedbetweenthebowldiscsitmaybenecessarytostopthemachinefor
ofthebowl.
A.self-cleaningB.manualcleaning
C.automaticcleaningD.selforautomaticcleaning
11.Particulatematter(PM)isacomplexmixtureofinorganicandorganiccompoundsresultingfrom,partlyunburnedlubeoil,thermalsplittingofHCfromfuelanlubeoil,ashinthefuelandlubeoil,sulphateandwater.
A.incompletecombustionB.overcombustion
C.purificationD.contamination
12.Powerissuppliedthroughtolargerauxiliariesatthevoltage.
A.circuitbreakers,lowB.circuitbreakers,high
C.exciters.lowD.exciters,high
13.Unacceptablylargequantitiesofimpuritiesareleftintheoilafterthepurifyingprocess.Whichcauseisincorrect?
A.Theoilisinsufficientlyheated.B.Thethroughputistoohigh.
C.Thewrongtypeofgravitydiscisfitted.D.Thedensityofimpuritiesistoolarge.
14.Theblockhasspacestoaccommodatedrivearrangement(chainorgear),ahousingforthecamshaftanddoorsallowingaccesstothe.
A.camshaft/crankcaseB.crankshaft/camshaft
C.crankshaft/crankcaseD.crankcase/crankshaft
15.Dieselenginesareremarkablysimpleinprincipleandrequirelittleinwayofalthoughwhatlittleisrequiredisessentialtoalonglife.
A.cleaningthelubricatingoilfiltersandseeingthattheirstrainerinsertsarefreefromdefects.
B.theroutingmaintenancetothedieselengine
C.therunninghoursofthedieselengineatfullspeed
D.theuseofheavyfueloilscontainingasphalt
16.isusedbythecontrollertoadjustthefuelrackstoreturntheenginespeedtorequired.
A.TherpmdeviationB.Theexhaustgastemperaturedeviation
C.ThevibrationdeviationD.Thefuelrackspositiondeviation
17.Thecompoundwoundgeneratorhassetsoffieldcoils.
A.oneB.twoC.threeD.four
18.Whensecuringaflash-typeevaporatorforanextendedperiodoftime,youshould.
A.filltheunitwithsaltwaterB.filltheunitwithde-scalingcompound
C.completelydraintheunitD.tightlysealtheunittoexcludeair
19.Thecorrectstatementaboutthegenerator’sparallelingoffoperationis.
A.pushtheparallelingoffbuttondirectly
B.transfertheloadandthenperformtheparallelingoffoperation
C.pushtheparallelingoffbuttonwhenthepowerisnearlyzero
D.donothingbutjustwaitforparallelingoff
20.Whichofthefollowingproblemsmaybeencounteredbyusinganoilhavingaviscosityhighthanthatspecifiedforanoperatinghydraulicsystem?
A.ExternalsealleakageB.Huntingduetofastresponse
C.HydraulicoilfilmbreakdownD.Increasedpowerconsumption
21.isnotonthecontrolpaneloftheemergencygenerator.
A.voltagetransformerB.currenttransformer
C.reverse-powerrelayD.voltageregulationdevice
22.Forthefueloilpurifier,ahigherthroughputandmoreefficientprocesscanbeachievedifthefuelis.
A.heatedtoreduceitsviscosityB.cooledtoreduceitstemperature
C.heatedtoreduceitsdensityD.heatedtoreduceitgravity
23.fueloilslubricatingoilsrequiretreatmentbeforepassingtotheengine.
A.Both/andB.Neither/norC.Either/orD.Both/or
24.Theminimumheightoftheheadtankmaybebasedonmaintainingoffreshwaterintheheatexchangerabovethatoftheseawatertoensurethatintheeventofasmallinternalleakdevelopingseawatercannotenterthefreshwatersystem.
A.temperatureB.flowquantityC.weightD.pressure
25.Fortheoilpurifier,thewatercontentoftheoiliscontinuouslyandwhenapre-setmaximumlevelisreachedatotaldischargefunctionisautomaticallyactuated.
A.chargedB.compensatedC.computedD.monitored
26.Inanauxiliarydieselenginebypasstypelubricatingoilsystem,themainoilpumpforces.
A.alloftheoilusedbytheenginethroughafilter
B.someoftheoilusedbytheenginethroughafilter
C.someoftheoilusedbytheenginethroughacentrifuge
D.alloftheoilusedbytheenginethroughacentrifuge
27.PreventionofAirPollutionfromShipisofMARPOL73/78convention.
A.AnnexIB.AnnexIIIC.AnnexVID.AnnexV
28.areusedtolimitthepressureinanyparticularportionandmainlycontrolthepressureafterthevalve.
A.ReliefvalvesB.CheckvalvesC.SafetyvalvesD.Reducingvalve
29.Whichkindofthefollowingcontrollersisthemostsophisticatedcontroller?
__________.
A.ProportionalcontrollerB.Integralcontroller
C.DerivativecontrollerD.PIDcontroller
30.Anincreaseinrotorclearancesinarotarypumpwill.
A.increasedischargepressureB.decreasepumpcapacity
C.decreasepumpcavitationD.decreasereactionringclearance
31.WhichofthefollowingisNOTincludedinthethingstobedonebeforebunkering?
A.Plugalldeckscuppers.
B.Entertheinformationintheenginelogandoilrecordbook.
C.Position“NOSmoking”sign.
D.Recordvesseldraughtandtrim.
32.Thecompanyshouldensurethat_____documentsarepromptlyremoved.
A.absoluteB.outdatedC.updatedD.new
33.Thermocouplepyrometersareusedonlarge,mainpropulsiondieselenginestoindicatethetemperatureofthe.
A.coolingwaterleavingeachcylinderB.fueloilenteringtheinjector
C.exhaustgasesatvariouslocationsD.lubeoilatthebearingsupplies
34Theofficerinchargeoftheengineeringwatchshallensurethatallmachineryinvolvedwiththemaneuveringoftheshipcanbeimmediatelybeplacedinthemanualmodeofoperationwhennotifiedthattheshipis_____.
A.atanchorB.Atunshelteredanchorage
C.incongestedwatersD.inanopenroad-stead
35.Whichofthefollowingshouldalwaysbecheckedpriortostartingadieselengine?
A.AirfiltersB.Fueloilstrainers
C.CrankcaseoillevelD.Pyrometerreadings
36.Synchrocopeandsynchroindicatinglightsarelocatedonofmainswitchboard.
A.loadpanelB.emergencygeneratorcontrolpanel
C.batterycharginganddischargingpanelD.parallelingpanel
37.FuelinjectionusesthejetpumpsystemandaWoodwardtypehydraulic_____isusedtocontrolenginespeed.
A.controllerB.instrumentC.governorD.apparatus
38.ThecoreitemintheOilRecordBookPartIis____,anditsmaincontentis____.
A.ItemA;BALLASTORCLEANINGOFFUELOILTANKS
B.ItemB;DISCHARGEOFDIRTYBALLASTORCLEANINGWATERFROMFUELOIL.TANKSREFFERREDTOUNDERSECTION(A)
C.ItemC;DISPOSALOFOILRESIDUES(SLUDGE)
D.ItemH;BUNKERINGOFFUELOILS
39.Aclass“C”firewouldmostlikelyoccurinthe____.
A.engineroombilgesB.mainswitchboardC.paintlockerD.ragbin
40.____shouldnotundertakeanytaskwhichwillinterferewiththesupervisiondutiesrelatingtothemainmachineryandassociatedequipment.
A.ThewatchkeepingpersonnelB.Thechiefengineer
C.ThepersononabunkerbargeD.Thedutydeckofficer
41.Beforeanyworkonelectricalorelectronicequipmentisperformed,whichofthefollowingprecautionsshouldbecarriedout?
A.De-energizetheapplicableswitchboardbus.
B.Bypasstheinterlocks.
C.Secureandtagthesupplycircuitbreakerintheopenposition.
D.Stationamanatthecircuitsupplyswitch
42.Accordingtowhatisthecargohandlingequipmentrated?
A.ThesafeworkingloadtobeliftedB.Thecapacityofthedrivemotor
C.OutputofthewinchD.Cargohandlingwires
43.UMSstandsforinthemaritimesubject.
A.ultramuchspaceB.universalmediumsystem
C.unitmachinedspaceD.unattendedmachineryspace
44.
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