Fuels and Combustion Quantity of coke produced from metallurgical coal may be around __________ percent. 50 95 30 75 50 95 30 75 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always < 1 Unpredictable > 1 1 < 1 Unpredictable > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main advantage of forced draft over natural draft is that All of these Smaller height chimney can be used Combustion of fuel is complete Furnace control is easier All of these Smaller height chimney can be used Combustion of fuel is complete Furnace control is easier ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in Either A or B Either A or C without gain or loss of heat Air Oxygen Either A or B Either A or C without gain or loss of heat Air Oxygen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not increased by using preheated combustion air in place of ordinary air at room temperature? Calorific value of the fuel Flame temperature achieved Heat transfer rate to the stock in the furnace Speed of combustion of fuel Calorific value of the fuel Flame temperature achieved Heat transfer rate to the stock in the furnace Speed of combustion of fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal that softens and fuses on heating is Carbonised Non-caking Caking Classified Carbonised Non-caking Caking Classified ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS