Fuels and Combustion Which of the following has the least calorific value (kcal/Nm³) ? Coke oven gas Natural gas Sewage gas Blast furnace gas Coke oven gas Natural gas Sewage gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 22 12 8 36 22 12 8 36 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Purity of coke means that, it is high in carbon and low in Moisture Ash Volatiles Iron Moisture Ash Volatiles Iron ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the Requirement of large volume combustion chamber Chances of clinker formation Risk of explosion Incomplete combustion of coal Requirement of large volume combustion chamber Chances of clinker formation Risk of explosion Incomplete combustion of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal containing high amount of volatile matter will have Low adiabatic flame temperature Very little ash content High fusion point of its ash Low ignition temperature Low adiabatic flame temperature Very little ash content High fusion point of its ash Low ignition temperature ANSWER DOWNLOAD EXAMIANS APP
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