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WorksheetsCombustion and Domestic Fuel Systems Quiz
Total questions: 26
Worksheet time: 13mins
What are the main constituents of complete combustion?
CO and water vapour
CO2 and water vapour
CO2 and nitrogen
CO and nitrogen
What is the purpose of CO detectors?
To detect nitrogen levels
To measure oxygen levels
To warn of the presence of small amounts of CO in the room
To detect carbon dioxide levels
What are the symptoms of CO poisoning?
Muscle aches and pains
Tiredness and confusion
Cough and sore throat
Fever and chills
What is the best way to treat someone suspected of having CO poisoning?
Giving them caffeine
Applying heat packs
Moving them to a well-ventilated area and calling emergency services
Administering painkillers
What is the purpose of ventilation in a building?
To create airtight spaces
To replace stale air with fresh air
To reduce oxygen levels
To increase internal temperatures
What are the main causes of incomplete combustion?
Too much fuel
Lack of oxygen
Flame impingement
Vitiated air
All of the above
What is the main symptom of incomplete combustion?
Staining around the appliance
All of the above
Yellow loose floppy flame
Sooting-up
What is the main purpose of a biometric sensor in a CO detector?
To measure oxygen levels
To detect changes in electrical current
To detect carbon dioxide levels
To offer a visual warning of CO presence
What is the main purpose of a metal oxide semiconductor sensor in a CO detector?
To detect changes in electrical resistance
To offer a visual warning of CO presence
To detect carbon dioxide levels
To measure oxygen levels
What is the main purpose of an electrochemical sensor in a CO detector?
To detect changes in electrical current
To offer a visual warning of CO presence
To detect carbon dioxide levels
To measure oxygen levels
What is the main purpose of combustion air requirement?
To reduce condensation
To provide air for fossil fuels that need oxygen for combustion
To control internal humidity
To moderate internal temperatures
What is the main purpose of cooling air requirement?
To provide air for fossil fuels that need oxygen for combustion
To control internal humidity
To moderate internal temperatures
To stop the appliance overheating
What is the specific gravity of natural gas?
2.0
1.5
0.6
0.8
Which fuel is identified by a red bottle and can be used for boilers, cookers, fires, water heaters, and soldering?
Kerosene
Natural gas
Butane
Propane
Under the Clean Air Act of 1993, what can local authorities declare an area to be, making it an offence to emit smoke from a chimney?
Carbon emission area
Fuel control area
Smoke control area
Pollution control area
Which regulatory body is responsible for the installation, maintenance, and repair of gas installations and appliances?
HETAS
OFTEC
Gas Safe
British Standards
What is the recommended storage requirement for coal according to the Solid Fuel Association?
Stored in a purpose-built bunker
Covered to prevent contaminants affecting the fuel
Stored in a covered shed
Stored in a plastic tank
What is the minimum separation distance for LPG storage tanks according to the HSE?
1 meter
2 meters
3 meters
Not mentioned
What is the main environmental consideration when choosing a fuel?
Cost
Disposal of waste products
Client preference
Availability
Which fuel is a by-product of crude oil and is the preferred grade for oil boilers due to its clean combustion?
Coal
Kerosene
LPG
Natural gas
What is the primary source of biomass fuel?
Wood
Coal
Natural gas
Peat
What is the main disadvantage of using coal as a fuel source?
High cost
Low availability
High carbon emissions
Difficult to store
What is the main advantage of using natural gas as a fuel source?
Low cost
High carbon emissions
Easy to store
High availability
What is the main component of natural gas?
Methane
Butane
Propane
Carbon dioxide
What is the main disadvantage of using biomass as a fuel source?
High cost
Low availability
High carbon emissions
Difficult to store
What is the recommended storage requirement for LPG according to the HSE?
Stored in a purpose-built bunker
Covered to prevent contaminants affecting the fuel
Stored in a covered shed
Stored in a plastic tank
