Gas And Electric Heat Written Final
Review Part 2 Questions And Answers
With Verified Solutions Already
Passed!!!
All of the following are parts of the heat-producing production of an oil-fired,
warm-air furnace except the
A. oil burner
B. fuel supply components
C. blower assembly
D. combustion chamber - ANSWER✔✔C
Which of the following is true regarding the sequence of operations of an oil-fired,
warm air furnace?
A. The furnace blower cycles on before the oil burner fires
B. When the oil burner shuts off at the end of a heating cycle, the furnace blower
continues to operate
C. When the oil burner shuts off at the end of a heating cycle, the furnace blower
shuts off at the same time as the burner
D. Air mixes with 100% atomized fuel oil only after the oil has ignited -
ANSWER✔✔B
The most common furnace configuration for use in a crawl space is the
A. horizontal furnace
,B. vertical furnace
C. lowboy furnace
D. downflow furnace - ANSWER✔✔A
The furnace configuration that is often used in spaces where there is little
headroom is the
A. horizontal furnace
B. vertical furnace
C. lowboy furnace
D. downflow furnace - ANSWER✔✔C
How many grades of fuel oil are normally considered as heating oils?
A. 3
B. 4
C. 5
D. 6 - ANSWER✔✔D
Fuel oils are classified as
A. hydrocarbons (HC)
B. hydrofluorocarbons (HFC)
C. chlorofluorocarbons (CFC)
D. hydrochlorofluorocarbons (HCFC) - ANSWER✔✔A
, Perfect combustion produces which of the following?
A. Heat, oxygen, and carbon dioxide
B. Heat, carbon dioxide, and water vapor
C. Oxygen, water vapor, and heat
D. Oxygen, carbon dioxide, and heat - ANSWER✔✔B
Combustion occurs when a substance rapidly unites with
A. carbon
B. hydrogen
C. helium
D. oxygen - ANSWER✔✔D
The heat content of Number 2 fuel oil is about
A. 70,000 Btu/gal
B. 70,000 Btu/h
C. 140,000 Btu/gal
D. 140,000 Btu/h - ANSWER✔✔C
If a residential oil customer uses, on average, 900 gallons of oil per year, what size
oil tank is recommended?
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