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Exam (elaborations)

HBO CHT Exam Questions with 100% Correct Answers

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HBO CHT Exam Questions with 100% Correct Answers

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HBO CHT Exam Questions with 100%
Correct Answers
PressureAisAdefinedAas?A-
AAnswerATheAforceAperAunitAareaAactingAonAaAsurfaceAinAaAdirectionAperpendicularAtoAth
atAsurface


ForceAisAdefinedAas?A-
AAnswerAAnAExternalAcauseAresponsibleAforAanyAchangeAofAphysicalAsystem.


AccelerationAisAdefinedAas?A-
AAnswerATheArateAofAchangeA(orAtimeAderivative)AofAvelocity.


GasAisAdefinedAas?A-AAnswerAAAphaseAofAmatter


SolidAisAdefinedAas?A-AAnswerAAAliquidAthatAisAatAitsAfreezingApoint.


PlasmaAisAdefinedAas?A-AAnswerAAtomsAorAmoleculesAthatAhaveAbecomeAionized.


LiquidAisAdefinedAas?A-AAnswerAAAsolidAthatAisAatAitsAmeltingApoint


InAtheAgasAphase,AtheAatomsAorAmoleculesAbasicallyAmove?A-AAnswerARandomly


LiquidsAchangeAtoAaAgasAat?A-
AAnswerATheirArespectiveAboilingApoints!AThinkAaboutAwaterAturningAtoAsteamAwhenAitAb
oils


WhenAapplyingApressureAtoAaAfluid,AtheApressureAisAexerted?A-
AAnswerAInAallAdirectionsAequally.A(pascal'sAlaw)


HydraulicsAisAaAbranchAofAscienceAandAengineeringAconcernedAwithAtheAmechanicalApropertie
sAof?A-AAnswerALiquids!APneumaticArefersAtoAgasAfyi

,AAmechanicalAgaugeAisAusedAwhenAmeasuringAgasApressureAinAaAsealedAcontainer.AForAallA
commonApressureAgauges,AtheApressureAindicatedAonAtheAgaugeAis?A-
AAnswerALessAthanAtheAabsoluteApressureA(GaugesA(andAgaugeApressures)AignoreAtheAam
bientA(barometric)ApressureAaroundAus.


AbsoluteApressureAcanAbeAdefinedAas?A-
AAnswerATheAamountAofApressureAwithinAtheAsealedAvesselA+AtheAamountAofApressureAo
utsideAtheAsealedAvessel.


GaugeApressure?A-AAnswerATheAamountAofApressureAwithinAtheAsealedAvesselAonly


AmbientApressure?A-AAnswerATheAamountAofApressureAoutsideAofAtheAsealedAvesselAonly.


AbsoluteApressureAcanAbeAdefinedAas?A-
AAnswerAGaugeApressureA+AatmosphericApressure,ATotalApressure,ATrueApressure


1AAtmAworthAofApressure?A-AAnswerA760AmmHg,A14.7APSI,A33AFSW


BarometricApressureAinADenver,ACOA(elevationA5000Aft)AisAlessAthanAbarometricApressureAat
AseaAlevelAtrueAorAfalse?A-AAnswerATrue


ToAConvertAfromAATAAtoAmmHgA-AAnswerAMultiplyAbyA760


ToAConvertAfromAATAAtoAFSWA-AAnswerASubtractA1,AthenAmultiplyAbyA33


ToAconvertAfromAATAAtoAPSIA-AAnswerASubtractA1,AthenAmultiplyAbyA14.7


ToAconvertAfromAFSWAtoAATAA-AAnswerADivideAbyA33,AthenAaddA1


ToAconvertAfromAFSWAtoAATAA-AAnswerAAddA33,AthenAdivideAbyA33


ToAconvertAfromAPSIAtoAATAA-AAnswerADivideAbyA14.7,AthenAaddA1

, ToAconvertAfromAPSIAtoAATAA-AAnswerAAddA14.7,AthenAdivideAbyA14.7


ToAconvertAfromAmmHgAtoAATAA-AAnswerADivideAbyA760


ToAconvertAfromAPSIGAtoAPSIAA-
AAnswerAAddA14.7,APSIGAmeansA"poundAperAsquareAinchAgauge".APSIAAmeansApoundsAp
erAsquareAinceAabsolute.


Boyle'sAlawAisAaboutAthe?A-AAnswerAPressure-
volumeArelationship.ABoyle'sAlawAsaysAthatAwithAtemperatureAconstant,AtheAvolumeAofAaAga
sAisAinverselyAproportionalAtoAtheApressure.


AccordingAtoABoyle'sALaw,A(assumingAtheAtemperatureAremainsAconstant)AwhenAtheApressure
Aincreases,AtheAvolume?A-AAnswerADecreasesAproportionally


WhenAapplyingABoyle'sAlawAtoAtheAhumanAbody,AweAworryAaboutAair-
filledAspacesAbeingAshrunkA(AorAsqueezed)AwhenApressureAaroundAtheAbodyAincreases.AThisA
isAknownAas?A-AAnswerABarotrauma


Boyle'sAlawAequation?A-AAnswerAP1AxAV1=P2AxV2


CharlesAlawAisAaboutAthe?A-AAnswerATemperature-
volumeArelationship,AWithApressureAconstant,AtheAvolumeAofAaAgasAisAdirectlyAproportionalA
toAtheAtemperature.


AccordingAtoACharles'Alaw,AtheAvolumeAinAaAflexibleAcontainer,AlikeAaAballoon,AwillA_____
AwhenAtheAtemperatureAincreases.A-AAnswerAIncreaseAproportionally.


AccordingAtoACharles'Alaw,AtheAvolumeAinAaAflexibleAcontainer,AlikeAaAballoon,AwillA_____
AwhenAtheAvolumeAincreases.A-AAnswerAIncreaseAproportionally.


Gay-Lussac'sAlawAisAaboutAthe?A-AAnswerATemperature-
pressureArelationship,ALawAsaysAthatAwithAvolumeAconstant,AtheAtemperatureAofAaAgasAisAd
irectlyAproportionalAtoAtheApressure

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