Fuels and Combustion Higher efficiency in the combustion of solid fuel can not be achieved by Keeping the flue gas exhaust temperature very high Proper fuel preparation Supplying correct quantity of combustion air Adopting efficient-fuel firing technique & equipment Keeping the flue gas exhaust temperature very high Proper fuel preparation Supplying correct quantity of combustion air Adopting efficient-fuel firing technique & equipment ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly reactive coke have lower Porosity Critical air blast (CAB) value Both B and C Coke reactivity index (CRI) Porosity Critical air blast (CAB) value Both B and C Coke reactivity index (CRI) 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 Oxygen Either A or B Air Either A or C without gain or loss of heat Oxygen Either A or B Air Either A or C without gain or loss of heat ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal is done to reduce the Adhering impurities Inherent impurities Mineral matter Both B and C Adhering impurities Inherent impurities Mineral matter Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Both B & C Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point Both B & C Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas compared to coke oven gas has Narrower limit of inflammability Lower theoretical flame temperature Higher calorific value Lower ignition temperature Narrower limit of inflammability Lower theoretical flame temperature Higher calorific value Lower ignition temperature ANSWER DOWNLOAD EXAMIANS APP
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