HVAC INTRO TO REFRIGERATION:
EXAM STUDY QUESTIONS WITH
CORRECT ANSWERS
HowUmanyUBTU'sUareUrequiredUtoUchangeUoneUpoundUofUiceUatU20UdegreesUFahrenheitUtoUsteamUa
tU220UdegreesUFahrenheit?U-UCORRECTUANSWERS-1304UBTU/h
HowUManyUBTU'sUmustUbeUremovedUfromUoneUpoundUofUwaterUatU200UdegreesUFahrenheitUforUitUt
oUendUupUasUiceUatU30UdegreesUFahrenheit?U-UCORRECTUANSWERS-313UBTU
TemperatureUisUanUindicationUofUtheU_____.U-UCORRECTUANSWERS-
amountUofUmolecularUactivityUinUtheUmaterial.
AtUstandardUconditionsUonUtheUCelsiusUscale,UwaterUwillUboilUatU_____.U-UCORRECTUANSWERS-
100UdegreesUCelsius.
TheUstandardUatmosphericUpressureUatUseaUlevelUisU_____.U-UCORRECTUANSWERS-29.92"UHg
PureUwaterUboilsUatUaUtemperatureUofU212UdegreesUFahrenheitUatUwhichUofUtheUfollowingUstandar
dUconditions?U-UCORRECTUANSWERS-14.967Upsia
TheUtemperatureUonUtheUFahrenheitUscaleUwhereUallUmolecularUbiologyUactivityUstopsUisU_____.U-
UCORRECTUANSWERS--460UdegreesUFahrenheit
AsUtheUtemperatureUofUaUmaterialUincreases,UtheUmoleculesUinUtheUmaterialU_____.U-
UCORRECTUANSWERS-travelUfaster
, TheUamountUofUheatUneededUtoUchangeUtheUtemperatureUofUaUsubstanceUwillUvaryUwithUtheUtypeU
ofUsubstance.UTheUheatUqualityUisUcalledUtheU_____UofUaUsubstance.U-UCORRECTUANSWERS-
specificUheat
AUBourbonUtubeUisUoftenUfoundUinUaU_____.U-UCORRECTUANSWERS-pressureUgauge
WhenUwaterUatU212UdegreesUFahrenheitUboils,UitUisUonlyUabsorbingUlatentUheat.U-
UCORRECTUANSWERS-True
BothUsensibleUandUlatentUheatUtransfersUcanUbeUreadUwithUaUthermometer.U-UCORRECTUANSWERS-
False
WaterUboilsUatU212UdegreesUCelsius.U-UCORRECTUANSWERS-False
WaterUatU0UdegreesUFahrenheitUhasUnoUheatUenergyUorUmolecularUactivity.U-UCORRECTUANSWERS-
False
TemperatureUdifferenceUdoesUnotUaffectUheatUtransferUrate.U-UCORRECTUANSWERS-False
TheUdifferenceUinUtheUvolumeUofUtwoUsubstancesUwillUdetermineUtheUheatUtransferUrateUbetweenU
theUsubstances.U-UCORRECTUANSWERS-False
TheUdifferenceUinUtheUlevelUofUheatUbetweenUtwoUsubstancesUwillUdetermineUtheUheatUtransferUra
teUbetweenUtheUsubstances.U-UCORRECTUANSWERS-True
RegardlessUisUwaterUisUaUsolid,Uliquid,UorUvapor,UtheUheatUperUpoundUtoUchangeUtheUtemperatureUo
fUtheUwaterUisUtheUsame.U-UCORRECTUANSWERS-False
EXAM STUDY QUESTIONS WITH
CORRECT ANSWERS
HowUmanyUBTU'sUareUrequiredUtoUchangeUoneUpoundUofUiceUatU20UdegreesUFahrenheitUtoUsteamUa
tU220UdegreesUFahrenheit?U-UCORRECTUANSWERS-1304UBTU/h
HowUManyUBTU'sUmustUbeUremovedUfromUoneUpoundUofUwaterUatU200UdegreesUFahrenheitUforUitUt
oUendUupUasUiceUatU30UdegreesUFahrenheit?U-UCORRECTUANSWERS-313UBTU
TemperatureUisUanUindicationUofUtheU_____.U-UCORRECTUANSWERS-
amountUofUmolecularUactivityUinUtheUmaterial.
AtUstandardUconditionsUonUtheUCelsiusUscale,UwaterUwillUboilUatU_____.U-UCORRECTUANSWERS-
100UdegreesUCelsius.
TheUstandardUatmosphericUpressureUatUseaUlevelUisU_____.U-UCORRECTUANSWERS-29.92"UHg
PureUwaterUboilsUatUaUtemperatureUofU212UdegreesUFahrenheitUatUwhichUofUtheUfollowingUstandar
dUconditions?U-UCORRECTUANSWERS-14.967Upsia
TheUtemperatureUonUtheUFahrenheitUscaleUwhereUallUmolecularUbiologyUactivityUstopsUisU_____.U-
UCORRECTUANSWERS--460UdegreesUFahrenheit
AsUtheUtemperatureUofUaUmaterialUincreases,UtheUmoleculesUinUtheUmaterialU_____.U-
UCORRECTUANSWERS-travelUfaster
, TheUamountUofUheatUneededUtoUchangeUtheUtemperatureUofUaUsubstanceUwillUvaryUwithUtheUtypeU
ofUsubstance.UTheUheatUqualityUisUcalledUtheU_____UofUaUsubstance.U-UCORRECTUANSWERS-
specificUheat
AUBourbonUtubeUisUoftenUfoundUinUaU_____.U-UCORRECTUANSWERS-pressureUgauge
WhenUwaterUatU212UdegreesUFahrenheitUboils,UitUisUonlyUabsorbingUlatentUheat.U-
UCORRECTUANSWERS-True
BothUsensibleUandUlatentUheatUtransfersUcanUbeUreadUwithUaUthermometer.U-UCORRECTUANSWERS-
False
WaterUboilsUatU212UdegreesUCelsius.U-UCORRECTUANSWERS-False
WaterUatU0UdegreesUFahrenheitUhasUnoUheatUenergyUorUmolecularUactivity.U-UCORRECTUANSWERS-
False
TemperatureUdifferenceUdoesUnotUaffectUheatUtransferUrate.U-UCORRECTUANSWERS-False
TheUdifferenceUinUtheUvolumeUofUtwoUsubstancesUwillUdetermineUtheUheatUtransferUrateUbetweenU
theUsubstances.U-UCORRECTUANSWERS-False
TheUdifferenceUinUtheUlevelUofUheatUbetweenUtwoUsubstancesUwillUdetermineUtheUheatUtransferUra
teUbetweenUtheUsubstances.U-UCORRECTUANSWERS-True
RegardlessUisUwaterUisUaUsolid,Uliquid,UorUvapor,UtheUheatUperUpoundUtoUchangeUtheUtemperatureUo
fUtheUwaterUisUtheUsame.U-UCORRECTUANSWERS-False