Fuels and Combustion High rate of heating of coke ovens May damage its walls due to abrupt excessive swelling of coal None of these Produces larger size coke Increases the time of carbonisation May damage its walls due to abrupt excessive swelling of coal None of these Produces larger size coke Increases the time of carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal All of these Is recovered as ammonia during its carbonisation Is present upto 1-2% Comes from protein in parent vegetable matter All of these Is recovered as ammonia during its carbonisation Is present upto 1-2% Comes from protein in parent vegetable matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Clarain Vitrain Durain Fussain Clarain Vitrain Durain Fussain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur (4-6%) coal in India are found in Bengal Andhra Pradesh Assam Madhya Pradesh Bengal Andhra Pradesh Assam Madhya Pradesh ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of methane in coke oven gas may be around 15 5 50 25 15 5 50 25 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high __________ content, would ignite most easily. Volatile matter Fixed carbon Oxygen Ash Volatile matter Fixed carbon Oxygen Ash ANSWER DOWNLOAD EXAMIANS APP
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