Fuels and Combustion Which of the following is called "blue gas"? Natural gas Water gas Producer gas Coke oven gas Natural gas Water gas Producer gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal resulting from bad storage conditions does not decrease its Hydrogen content Oxygen content Caking power Calorific value Hydrogen content Oxygen content Caking power Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ prohibits the use of alcohols directly in petrol engines. High cost & availability Low flash point Low calorific value Low octane number High cost & availability Low flash point Low calorific value Low octane number ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke compared to the coal from which it has been made, contains Less volatile matter All of these Greater percentage of ash More carbon Less volatile matter All of these Greater percentage of ash More carbon ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The sequence of absorption in flue gas analysis by Orsat's apparatus is respectively CO₂, O₂, CO CO, O₂, CO₂ O₂, CO₂, CO CO₂, CO, O₂ CO₂, O₂, CO CO, O₂, CO₂ O₂, CO₂, CO CO₂, CO, O₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require least amount of secondary air for combustion? Bituminous coal containing 20% ash and 25% volatile matter Coke breeze containing 25% ash and 2% volatile matter Semi-bituminous coal containing 25% ash and 20% volatile matter Anthracite containing 10% volatile matter and 8% ash Bituminous coal containing 20% ash and 25% volatile matter Coke breeze containing 25% ash and 2% volatile matter Semi-bituminous coal containing 25% ash and 20% volatile matter Anthracite containing 10% volatile matter and 8% ash ANSWER DOWNLOAD EXAMIANS APP
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