HVAC Final Exam Questions With Answers
List the heat transfer equipment (3) Boiler
Chiller
Coil
What is a zone? A zone is a separately controlled space or group spaces
What is VAV and describe it. Variable Air Volume - the volume of conditioned air varies
to maintain room conditions
What is CV and describe it. Constant Volume - the temperature of conditioned air varies
to maintain room conditions
What three criteria are zones in buildings based upon? Exposure - space
orientation/grouping
Internal Loads - people, electrical, equipment
Application - space use and/or schedule
What are the three type of HVAC systems? All Air - uses ducts, fans, and coils
All Water - uses pipes, pumps, chillers, and boilers
Air-Water - uses both air and water components
, What are the four equipment classifications? Package Commercial Air Unit
Built-Up Unit
Residential Split-System Unit
Computer/Telecom Room Units
What are some ductwork materials? Carbon Steel (Black Iron)
Aluminum
Stainless Steel
Copper
Fiber Reinforced Plastic
Polyvinyl Chloride
Polyvinyl Steel
Concrete
Rigid Fibrous Glass (Ductboard)
Sheetrock
Flex-duct
Metal Round
What is SMACNA? Sheet Metal & Air Conditioning Contractors National Association
What is the purpose of ductwork insulation? prevent condensation
reduce noise
List the heat transfer equipment (3) Boiler
Chiller
Coil
What is a zone? A zone is a separately controlled space or group spaces
What is VAV and describe it. Variable Air Volume - the volume of conditioned air varies
to maintain room conditions
What is CV and describe it. Constant Volume - the temperature of conditioned air varies
to maintain room conditions
What three criteria are zones in buildings based upon? Exposure - space
orientation/grouping
Internal Loads - people, electrical, equipment
Application - space use and/or schedule
What are the three type of HVAC systems? All Air - uses ducts, fans, and coils
All Water - uses pipes, pumps, chillers, and boilers
Air-Water - uses both air and water components
, What are the four equipment classifications? Package Commercial Air Unit
Built-Up Unit
Residential Split-System Unit
Computer/Telecom Room Units
What are some ductwork materials? Carbon Steel (Black Iron)
Aluminum
Stainless Steel
Copper
Fiber Reinforced Plastic
Polyvinyl Chloride
Polyvinyl Steel
Concrete
Rigid Fibrous Glass (Ductboard)
Sheetrock
Flex-duct
Metal Round
What is SMACNA? Sheet Metal & Air Conditioning Contractors National Association
What is the purpose of ductwork insulation? prevent condensation
reduce noise
