MODULE 3 PROPERTIES OF FUEL
GASES QUESTIONS AND ANSWERS
WITH COMPLETE SOLUTIONS 100%
CORRECT RATED A+
The main component of natural gas is? -ANSWER ✔✔Methane
What is the chemical formula of propane? -ANSWER ✔✔C3H8
1 boiler horsepower = _______ Btuh -ANSWER ✔✔34,000 BTU
What is the boiling point of natural gas? -ANSWER ✔✔-260 F
Natural Gas is roughly ______ the weight of air? -ANSWER ✔✔Half
What is the lower limit of flammability of propane? -ANSWER ✔✔2.4%
What is the vapour expansion of LP? -ANSWER ✔✔270:1
What is the heat content of NG? -ANSWER ✔✔1000 BTU/ft3
As the temp in a propane tank increases what will happen to the vapour pressure
inside? -ANSWER ✔✔It will increase
What is the calorific value of propane? -ANSWER ✔✔2520btu/ft3
The products of combustion after complete combustion are -ANSWER ✔✔CO2,
H2O, N2, O2 and heat
CO and aldehydes are two products of complete combustion... true or false? -
ANSWER ✔✔False
Characteristics of Carbon Monoxide (CO) are: -ANSWER ✔✔Tasteless,
Colourless, odourless, lighter than air, toxic and combustible
GASES QUESTIONS AND ANSWERS
WITH COMPLETE SOLUTIONS 100%
CORRECT RATED A+
The main component of natural gas is? -ANSWER ✔✔Methane
What is the chemical formula of propane? -ANSWER ✔✔C3H8
1 boiler horsepower = _______ Btuh -ANSWER ✔✔34,000 BTU
What is the boiling point of natural gas? -ANSWER ✔✔-260 F
Natural Gas is roughly ______ the weight of air? -ANSWER ✔✔Half
What is the lower limit of flammability of propane? -ANSWER ✔✔2.4%
What is the vapour expansion of LP? -ANSWER ✔✔270:1
What is the heat content of NG? -ANSWER ✔✔1000 BTU/ft3
As the temp in a propane tank increases what will happen to the vapour pressure
inside? -ANSWER ✔✔It will increase
What is the calorific value of propane? -ANSWER ✔✔2520btu/ft3
The products of combustion after complete combustion are -ANSWER ✔✔CO2,
H2O, N2, O2 and heat
CO and aldehydes are two products of complete combustion... true or false? -
ANSWER ✔✔False
Characteristics of Carbon Monoxide (CO) are: -ANSWER ✔✔Tasteless,
Colourless, odourless, lighter than air, toxic and combustible