HVAC EXAM 2 STUDY GUIDE QUESTIONS
WITH CORRECT ANSWERS 2025
HowYdoYweYachieveYheatYtransferYinYbuildings?Y-YCORRECTYANSWERY-1.YEquipment
2.YComponents
3.YAccessoriesY
4.YDistribution
WhatYisYaYHVACYSystem?Y-YCORRECTYANSWERY-
AllYtheYitemsYneededYtoYmaintainYthermalYcomfortY&YSafetyYinYaYspaceYorYgroupYofYspaces
WhatYareYsomeYheatYtransferYequipmentYexamples?Y-YCORRECTYANSWERY-Boilers,YChillers,YCoils
WhatYareYsomeYcomponentYexamples?Y-YCORRECTYANSWERY-Fans,YPumps,YCompressors,YEvaporators
WhatYareYtheY2YdistributionYsystemYtypesYandYtheirYtransporterYmaterialsY?Y-YCORRECTYANSWERY-
DuctworkY(Air),YandYPipingY(water)
WhatYareYsomeYexamplesYofYaccessoriesY-YCORRECTYANSWERY-
TemperatureYcontrols,YValves,YDampers,YandYFitters
WhatYareYtheY2YprimaryYtypesYofYHVACYsystemsY-YCORRECTYANSWERY-LocalYHVACYSystemY-
Y1YbuildingYwithYmultipleYspaces
CentralYHVACYSystemY-YaYlargeYnumberYofYbuildingsY(CollegeYCampus)
WhatYareYtheYprimaryYtypesYofYheatYtransferYmediumsYforYAirYandYWater?Y(3YforYeach)Y-
YCORRECTYANSWERY-AirY-YusesYducts,Yfans,YandYcoils.YWaterY-Ypipes,Ypumps,Ychillers,YandYboilers
WhatYareYtheY3YtypesYofYsystemYclassifications?Y-YCORRECTYANSWERY-1.YAll-Air
2.YAll-Water
, 3.YAir-Water
WhatYareYtheY2YmainYindicatorsYthatYdescribeYairYsystemYtypesY-YCORRECTYANSWERY-
1.YAirYVolumeYandYTemperature
2.YNumberYofYHVACYZones
WhatYisYtheYpercentageYofYpeopleYyouYwantYtoYbeYcomfortableYinYaYspace?Y-YCORRECTYANSWERY-80%
WhatYisYtheYdifferenceYbetweenYaYHVACYsingleYZoneYandYMultiYzones?Y-YCORRECTYANSWERY-
SingleYzonesYhaveYoneYthermostatYthatYservesYoneYzoneY
MultiYzonesYhaveYoneYthermostatYthatYservesYmultipleYzones
WhatYareYtheY4YfactorsYweYzoneYbuildingsYoffYof?Y-YCORRECTYANSWERY-1.YExposure
2.YInternalYLoads
3.YApplication
4.YBudget
WhereYareYtheY3YpacesYyouYshouldYneverYplaceYaYthermostatY-YCORRECTYANSWERY-1.YOnYanYexteriorYwall
2.YInYaYpositionYthatYreceivesYdirectYsunlight
3.YAboveYheatYproducingYequipmentY(copier,Ykitchen,Yheaters,Yetc.)
WhatYareYtheYHVACYSelectionYFactorsY?Y-YCORRECTYANSWERY-1.YPreferenceYofYOwnerY
2.YBudget
3.YSizeY&YshapeYofYBuildingY
4.YFunctionYofYbuildingY
5.YArchitecturalYlimitationsY
5.YEaseYofYoperationY&YmaintenanceY
6.YTimeYavailableYforYconstruction
WITH CORRECT ANSWERS 2025
HowYdoYweYachieveYheatYtransferYinYbuildings?Y-YCORRECTYANSWERY-1.YEquipment
2.YComponents
3.YAccessoriesY
4.YDistribution
WhatYisYaYHVACYSystem?Y-YCORRECTYANSWERY-
AllYtheYitemsYneededYtoYmaintainYthermalYcomfortY&YSafetyYinYaYspaceYorYgroupYofYspaces
WhatYareYsomeYheatYtransferYequipmentYexamples?Y-YCORRECTYANSWERY-Boilers,YChillers,YCoils
WhatYareYsomeYcomponentYexamples?Y-YCORRECTYANSWERY-Fans,YPumps,YCompressors,YEvaporators
WhatYareYtheY2YdistributionYsystemYtypesYandYtheirYtransporterYmaterialsY?Y-YCORRECTYANSWERY-
DuctworkY(Air),YandYPipingY(water)
WhatYareYsomeYexamplesYofYaccessoriesY-YCORRECTYANSWERY-
TemperatureYcontrols,YValves,YDampers,YandYFitters
WhatYareYtheY2YprimaryYtypesYofYHVACYsystemsY-YCORRECTYANSWERY-LocalYHVACYSystemY-
Y1YbuildingYwithYmultipleYspaces
CentralYHVACYSystemY-YaYlargeYnumberYofYbuildingsY(CollegeYCampus)
WhatYareYtheYprimaryYtypesYofYheatYtransferYmediumsYforYAirYandYWater?Y(3YforYeach)Y-
YCORRECTYANSWERY-AirY-YusesYducts,Yfans,YandYcoils.YWaterY-Ypipes,Ypumps,Ychillers,YandYboilers
WhatYareYtheY3YtypesYofYsystemYclassifications?Y-YCORRECTYANSWERY-1.YAll-Air
2.YAll-Water
, 3.YAir-Water
WhatYareYtheY2YmainYindicatorsYthatYdescribeYairYsystemYtypesY-YCORRECTYANSWERY-
1.YAirYVolumeYandYTemperature
2.YNumberYofYHVACYZones
WhatYisYtheYpercentageYofYpeopleYyouYwantYtoYbeYcomfortableYinYaYspace?Y-YCORRECTYANSWERY-80%
WhatYisYtheYdifferenceYbetweenYaYHVACYsingleYZoneYandYMultiYzones?Y-YCORRECTYANSWERY-
SingleYzonesYhaveYoneYthermostatYthatYservesYoneYzoneY
MultiYzonesYhaveYoneYthermostatYthatYservesYmultipleYzones
WhatYareYtheY4YfactorsYweYzoneYbuildingsYoffYof?Y-YCORRECTYANSWERY-1.YExposure
2.YInternalYLoads
3.YApplication
4.YBudget
WhereYareYtheY3YpacesYyouYshouldYneverYplaceYaYthermostatY-YCORRECTYANSWERY-1.YOnYanYexteriorYwall
2.YInYaYpositionYthatYreceivesYdirectYsunlight
3.YAboveYheatYproducingYequipmentY(copier,Ykitchen,Yheaters,Yetc.)
WhatYareYtheYHVACYSelectionYFactorsY?Y-YCORRECTYANSWERY-1.YPreferenceYofYOwnerY
2.YBudget
3.YSizeY&YshapeYofYBuildingY
4.YFunctionYofYbuildingY
5.YArchitecturalYlimitationsY
5.YEaseYofYoperationY&YmaintenanceY
6.YTimeYavailableYforYconstruction