HVAC Review

Heat energy is commonly transferred in HVAC systems through which methods? (select all that apply)

• Sublimation

• Radiation

• Conduction

• Convection

• Acceleration

Which are the primary components of residential HVAC systems? (select all that apply)

• Indoor Air Exhaust

• Outdoor Air Supply

• Distribution of Air

• None of these are correct

Condensing furnaces typically use this type of material for the exhaust flue:

• Steel

• Plastic (PVC or ABS)

• Condensing furnaces don't have flues

• Copper

• Aluminum

Furnace and boiler heating capacity is typically sized in:

• BTU's/hr

• Butanes/hr

• Tons

• RTUs/hr

• None of these answers

New homes and commercial buildings often combine forced-air systems with hydrophobic systems for more efficient heating.

• True

• False

Water is the only liquid that can be used in hydronic systems to deliver heat to a building

• True

• False

Thermostats control the temperature for both forced-air heating as well as hydronic heating systems

• True

• False

Relative humidity changes depending on air temperature

• True

• False

Which factors listed affect thermal comfort? (select all that apply)

• Air temperature

• Relative humidity

• Mean radiant temperature

• Air motion

• None of these answers