Fuels and Combustion Which of the following fuels is the best for burning on chain grate stoker? Pulverised coal Non-caking coal Caking coal Coking coal Pulverised coal Non-caking coal Caking coal Coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Junker's calorimeter is used to determine the calorific value of Gaseous fuels None of these Fuel oil Pulverised coal Gaseous fuels None of these Fuel oil Pulverised coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel with high heat release rate will Require smaller combustion chamber Have high calorific value None of these Have high adiabatic flame temperature Require smaller combustion chamber Have high calorific value None of these Have high adiabatic flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stoichiometric combustion of 12 kg of carbon requires __________ of oxygen. All of these 22.4 Nm³ 1kg mole 32 kg All of these 22.4 Nm³ 1kg mole 32 kg ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During the carbonisation of coal All of these Evolution of H₂ and formation of methane and aromatics occur at > 700°C All tar is evolved at < 600°C Hard semi-coke starts shrinking at 600°C All of these Evolution of H₂ and formation of methane and aromatics occur at > 700°C All tar is evolved at < 600°C Hard semi-coke starts shrinking at 600°C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficient burning of anthracite coal requires All of these High excess air Fine grinding Low preheat of air All of these High excess air Fine grinding Low preheat of air ANSWER DOWNLOAD EXAMIANS APP
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