Water accumulating in the crankcase of a diesel engine could indicate_______.

Themainpropulsiondieselenginejacketwatertemperaturerisesabovenormalwith therawwaterseasuctionandtheexpansiontankwaterlevelbeingnormalWhichofthe followingproblemsismostlikelythecause?

Adistortedfurnaceinafire-tubeauxiliaryboilermaybetheresultof.

Ifyouobservesmokecomingfromtheturbochargerofanauxiliarydieselengineyou should_____.

Asix-cylindertwo-stroke/cycledieselengineisfittedwitharotarydistributing airstartingsystemThespeedoftherotatingdistributordiscis________.

Whenairisatitsdewpointitisatits______.

Pyrometerscommonlyfoundondieselengineexhaustsystemsconsistof________.

Governorsareequippedwithmotorsforsynchronizingloadsharingandfrequency control.

Theefficiencyandoutputcapacityofalowpressuredistillingplantwillbereduced ifthelasteffectshell.

Theheatedfeedwaterenteringanyflashchamberofaflash-typeevaporatorwill.

WhenstartingairisadmittedadieselengineturnsoververyslowlywithoutfiringThe causemaybe____.

Thestaticsuctionheadofisthe______.

Anincreaseincrankcasepressuregenerallyindicates________.

Whichoftheconditionslistedcouldcausethecylinderreliefvalvesonalarge low-speedpropulsiondieselenginetolift?

Ifitbecomesnecessarytocutoutanindividualcylinderofalargelow-speedmain propulsiondieselenginethefueltothatcylindershouldbesecuredandits_________.

Thermocouplepyrometersareusedonlargemainpropulsiondieselenginestoindicate thetemperatureofthe_______.

Thesizeofthedischargeringusedfortheefficientoperationofadisktypepurifier isdependentuponthe___.

Beforechargingarefrigerationunittherefrigerantcharginglinesshouldbe.

Afour-strokecycleturbocharged1000horsepowerdieselenginehasbeenoperating underloadTheloadsuddenlyincreasescausingexcessiveblackexhaustsmokeandarapid riseinthelubeoiltemperatureInresponsetothisconditionyoushould:

Mosthydraulicsteeringgearsarefittedwithreliefvalveswhich.

ThenameplateofanACnon-synchronousmotorshowsthatrunningspeedis 1460r/minfrequency50HzYoucaninferthatthenumberofmagneticpolesis.

Thedevelopmentgoalsforalargemarineenginearemanyofteninteractandinsome casesevenwitheachother.

Whenattemptingtostartamainpropulsiondieselenginetheenginetheengineturns attheproperspeedbutwillnotstartYoushouldcheckthe_______.

Thefirststepyouwouldtakeinhelpinganunconsciousvictimwhoisnotbreathing is__.

Onmodernshipscentrifugalpumpwithaself-primerhasreplacedreciprocatingpump asbilgepumpbecause.

Crudeoilwashingofcargotankshasthefollowingadvantagesexceptfor.

Areservoirasusedinhydraulicsystemsaboardshipisusedtostorehydraulic oilAnotherfunctionisto

Lowcylindercompressionpressureandahighexhausttemperaturemayindicate________.

Dieselengineelectricstartingmotorsgenerallyrequireheavierdutymotorsandmotors andoperateathighervoltagesthancomparablestartingmotorsforgasolineenginesdue to_____________.

Whichactionshouldbetakenwhenanauxiliaryboilerinisoperation?

Thecamshaftdriveisdesignedtomaintainpropercamshaftspeedrelativetocrankshaft speedInmaintainingthisrelationshipthecamshaftdrivecausesthecamshafttorotate at.

Exhaustgaspyrometersareusefulfor_______.

Ruddermotionispreventedfromexceedingthemovementofthesteeringwheelbythe.

Whencomparingdifferentfuelsfordifferentenginestheignitionqualityofdiesel fueloilsbecomesalesscriticalconsiderationas______________.

Sludgemaybeformedintheoilinthecrankcaseofareciprocatingairconditioning compressorasaresultof____.

Adisadvantageofafour-stroke/cycledieselengineis________.

Ifadieselenginedrivingageneratorturnsoverfreelybutfailstofireproperly thecausecouldbe___________.

Wateraccumulationinthecylinderofasecuredengineisanindicationthatthe_______.

Apressuredropintheliquidlineofarefrigerationsystemmaycause________.

Whichofthefollowingequipmentcannotbeusedforthewasteheatrecoveryofthe M/Etofurtherimproveitsthermalefficiency?

Purgingairfromahydraulicsystemisnecessarywhen.

Ifthebowlofadisktypecentrifugalpurifierwhenoperatedasaseparatorisnot primedthe.

Apistonisatbottomdeadcenterwhenitis_________.

Ifthepistongroovedrainholesfortheoilcontrolringsbecomecloggedwhichof thefollowingislikelytooccur?

Alargetwo-stroke/cycledirectreversingdieselengineistobereversedPriortothe admissionofstartingairyoumust________.

Dieselengineexhaustnoisecanbereducedinanexhaustmufflerby___.

Inafour-strokecycledieselenginetheintakevalvesopen___________.

Highexhausttemperaturesfromallofcylinderofaturbochargedfour-stroke/cycle dieselenginecanbecausedbyan____.

Adieselenginemayfailtostartdueto____________.

Thelatentheatofwatervaporinairisdependentuponthe_______.

Ifanauxiliarydieselenginefrequentlystallsthetroublemaybecausedby___.

Operationalamplifiersusedprimarilyinanalogcircuitsarecharacterizedby.

Mainenginesaswellasauxiliaryenginesoperatingonheavyfuelshouldhavecontinuous onthelubricatingoileitheraccordingtothebypassorbatchprinciples.

Burnerignitionfailureinanautomaticallyfiredauxiliaryboilerwouldbecausedby.

Inthetwostrokedieselengineitisdesignedsothattheoilimpingementistimed toproceedonlyonthepistonringbeltduring.

Are-heaterasusedinanairconditioningsystemisdesignedtocontrolthe______.

PistonareaXPistonstrokeKnumbersofthecylinders=engine_______.

Afour-stroke/cycle1000horsepowerdieselenginefailstostartatnormalcranking speedwithnormalfuelpressureandambienttemperatureThereasonforthefailurecould be___.

Thefireofelectricalequipmentisclassifiedasfire.

Whatcolorexhaustwillbeexhibitedwhenaslowspeedtwo-stroke/cyclemainpropulsion dieselenginedesignedtooperateonlightandheavyfueloilisoperatedon insufficientlypreheatedheavyfueloil?

Acargoholdhasbeendeterminedtohavearelativehumidityof80%andadrybulb temperatureof80℃andadrybulbtemperatureof85℃.Whentheholdissealedandthe drybulbtemperaturedecreasestherelativehumidityinthespacewill_____.

Dieselenginepistonseizurecanbecausedby______________.

Rudderpositionisshownonthebridgebythe.

Whichofthefollowinginfluencesthepositionoftheinterfacebetweentheliquidseal andtheoilinapurifier?

Iffueloilwerebeingdischargedfromthewasteroutletofafueloildisktype centrifugeoperatedasseparatoryoushould___________.

Topreventtheunnecessaryloadingofanairconditioningsystemwhilemaintainingthe designeddrybulbtemperatureandrelativehumidityinanairconditioningsystemyou should_______.

Whichtypesofportableextinguishershouldyouwatchforthereflashofthefire?

AqueousFilmFormingFoamAFFFcommonlyknownas‘lightwater’isespecially suitableforfighting____.

Whenairisatitsdewpointitisatits______.

Foradieselengineindividualcylinderperformanceiscommonlydeterminedbyexhaust gas_____________.

Airtrappedinthehydraulicfluidofasteeringsystemwouldbeindicatedby.

Adieselenginecouldfailtostartbecauseof____.

Thepollutionpreventionregulationsstatethatslopoilandsludgethatresultaspart ofnormalfuelingoperationsshouldbedisposedofby____.

Hotgasbypassisoneofthemethodsusedto_________.

Ifoveraperiodoftimetheoi1filmpartiallydisappearssothatdryareasareformed onthecylinderwalltheseareasandthepistonsurfaceswillbyfrictionalinteraction becomefinelyscuffedandhardenedi.egoodmirrorsurfacewillhavedeterioratedWhat conditionofthepistonringscanresultinthisphenomenon?

Aconditioncontributingtodieselenginepistonringsstickingintheringgrooves isinsufficientringclearanceatthering___________.

Compensatedflowcontrolorconstantflowvalvesareusedinhydraulicsystemsto.

Whentransmittedbyareductiongeardieselenginespeedisreducedandthetorque availableforwork_____.

Animportantconsiderationinselectingalubricatingoilforuseinarefrigeration compressorisfortheoilto_____

Youareinspectingthelowermainprecisionbearingsonadieselengine.Youobserve thatabouthalfthethinBabbittliningsareofamilkywhitecolourThisconditionis causedby_____.

AccordingtoRegulationsapowerdrivenauxiliarysteeringgearforavesselcapable ofa20knotservicespeedmustbecapableofproducingaruddermovementatwhichof theminimumspeedslistedbelow?

Thefueloilsupplysystemtoanautomaticauxiliaryboilerwillautomaticallyshutdown iftheboiler______.

AdieselenginefailstostartbecauseofwaterinthefuelInordertostarttheengine youshould______?

Thecylindercoversaresecuredbyeightelasticholdingdownarrangedinfourpairs.

Priortostartingthepurposeofturningoveramainpropulsiondieselenginewith thecylindertestcocksopenisto______

Apistonissaidtobeattopdeadcenterwhenitis______.

Whenthehelmdemandsa20°rightruddermovementfromanelectro-hydraulicsteering gearwhichofthelistedactionswillbetheFIRSTactiontohappenwhenthisrudder positionisattained?

Improperlyfittedpistonringsinadieselenginecancause______.

Thepressurerangebetweenthesystemcutinandcutoutpressuresinarefrigeration unitisknownas_______.

Theexhaustsystemforaturbochargedtwo-stroke/cycledieselenginefunctions to_______.

Exhaustvalveopeningsinadieselenginecylinderheadaremadeaslargeaspractical to__________________.

Duringtoursofinspectioninthemachineryspaceyoufoundafireonarunning generatorwhatshouldyoudofirst?

Bottomblowvalvesareinstalledonauxiliarywater-tubeboilersto___________.

ADocumentorCompliancediffersfromaSafetyManagementCertificateinthatthelatter isissuedto___bytheAdministration.

Themostpracticalwayofdetectinganoverloadinonecylinderofanoperatinglarge low-speedmainpropulsiondieselengineisto______.

Whichofthefluidslistedisnormallyusedtocondensetheprimaryrefrigerantina shipboardcentralairconditioningsystem?

Astheamountofmoistureintheairincreasesthedifferencebetweenthedrybulb andwetbulbtemperaturewill_____.

Apyrometerisaninstrumentusedtomeasurethetemperatureofthediesel engine_____________.

Adropincompressionpressureinonecylinderofadieselenginecanbecausedby_______.

Theoilmistdetectorscontinuously_____thecrankcaseatmosphereviaapipesystem andmoveitpastasensitiveandaccurateopacitymeasuringtrack.

Intheeventofaflamefailureinanauxiliarywater-tubeboileryoumust______.