Stcw - Basic Firefighting Questions With Correct Answers

STCW - BASIC FIREFIGHTING
QUESTIONS WITH CORRECT ANSWERS

WhatYisYtheYleastYexpensiveYformYofYfireYprotection?Y-YANS--FireYprevention

ListYthreeYcommonYcausesYofYshipboardYfiresY-YANS--1.YSmoking
2.YSpontaneousYcombustion
3.YGalleyYoperations

MostYgalleyYfiresYareYcausedYbyY__________.Y-YANS--
poorYhousekeepingYandYcarelessness

FromYaYfireYpreventionYstandpoint,YgoodYhousekeepingYmeansY__________.Y-YANS--
aYplaceYforYeverythingYandYeverythingYinYitsYplace

StorageYbatteriesYareYpotentialYsourcesYofYignitionYduringYchargingYbecauseYtheyYemitY_
_________.Y-YANS--hydrogen

AnyYoperationYthatYrequiresYheatYtoYdoYaYjobYorYgeneratesYheatYduringYtheYjobYisYknown
YasY__________.Y-YANS--hotYwork



HowYlongYafterYtheYcompletionYofYaYwelding/
torchYoperationYshouldYtheYfireYwatchYconductYaYfinalYinspection?Y-YANS--
30YminutesYORYcoolYtoYtouch

WhoYimplementsYaYvessel'sYfireYandYlifeYsafetyYprogram?Y-YANS--AllYhands

AYlistYofYcrewYmembers'YpositionsYandYassignedYlocationsYisYknownYasYtheY__________.
Y-YANS--stationYbill



WhatYareYtheYfourYpartsYtoYtheYfireYtetrahedron?Y-YANS--1.YHeat
2.YOxygen
3.YFuel
4.YChainYReaction

AccordingYtoYtheY__________,YheatYtendsYtoYflowYfromYaYhotYsubstanceYtoYaYcoldYsubst
ance.Y-YANS--LawYofYHeatYFlow

, TheYtransferYofYheatYfromYoneYbodyYtoYanotherYbodyYbyYdirectYcontactYisYknownYasY___
_______.Y-YANS--conduction

AYhandYheldYaYfewYinchesYaboveYaYflameYfeelsYtheYheatYbyY__________.Y-YANS--
convection

AYhandYheldYaYfewYinchesYtoYtheYsideYofYaYflameYfeelsYtheYheatYbyY__________.Y-
YANS--radiation



FlamingYcombustionYcannotYbeYsupportedYbelowYwhatYoxygenYconcentrations?Y-YANS--
15%

CombustionYcannotYbeYsupportYbelowYwhatYoxygenYconcentrations?Y-YANS--3%

TemperatureYatYwhichYaYmaterialYgivesYoffYenoughYvaporsYtoYmomentarilyYflashYwhenYe
xposedYtoYanYignitionYsourceYisYcalledY__________.Y-YANS--flashYpoint

TheYminimumYandYmaximumYpercentage'sYofYaYsubstanceYinYairYthatYburnsYonceYitYisYig
nitedYisYknownYasY__________.Y-YANS--flammableYlimits/range

CompressibleYsubstanceYwithYnoYspecificYvolumeYthatYtendsYtoYassumeYtheYshapeYofYits
YcontainerYisY__________. Y-YANS--gas



InYtheYNorthYAmericanYfireYclassificationYsystem,YwhichYtypeYofYfireYinvolvesYordinaryYco
mbustibleYmaterials?Y-YANS--ClassYA

InYtheYNorthYAmericanYfireYclassificationYsystem,YwhichYtypeYofYfireYinvolvesYflammableY
andYcombustibleYliquidsYandYgases?Y-YANS--ClassYB

AnotherYnameYforYaYsmallYfireYinYtheYignitionYorYgrowthYstagesYisYtheY__________YPhas
eY-YANS--Incipient

TheYtendencyYofYgasesYtoYformYlayersYaccordingYtoYtheirYtemperatureYisYknownYasY____
______.Y-YANS--thermalYlayering

TheYmostYhazardousYpartYofYsmokeYisYwhat?Y-YANS--CarbonYmonoxide

AYconditionYthatYoccursYwhenYflamesYmoveYthroughYorYacrossYunburnedYgasesYduringYa
Yfire'sYprogressionYisYknownYasYaY__________.Y-YANS--rollover



DuringYwhatYstageYofYaYfireYdoesYtheYamountYofYheatYenergyYreleasedYbeginYtoYdeclineY
andYbecomeYfuelYcontrolled?Y-YANS--Decay

AnYexplosiveYignitionYofYgasesYthatYresultsYwhenYairYentersYaYcompartmentYandYmixesY
withYhot,YunburnedYgasesYisYknownYasY__________.Y-YANS--backYdraft