Fuels and Combustion Yield of blast furnace gas is about __________ Nm³ /ton of pig iron. 5000 300 2000 10000 5000 300 2000 10000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coke has the least percentage of ash? Petroleum coke Beehive coke Foundary coke Metallurgical coke Petroleum coke Beehive coke Foundary coke Metallurgical coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The optimum percentage of excess air for combustion depends upon the __________ of the fuel. Ignition temperature Sulphur content Calorific value Type (solid, liquid or gaseous) Ignition temperature Sulphur content Calorific value Type (solid, liquid or gaseous) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A sooty flame can be made non-luminous by Admitting more air Shutting gas supply Shutting air supply Admitting more gas Admitting more air Shutting gas supply Shutting air supply Admitting more gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content of metallurgical coke may be around __________ percent. 30-33 22-26 10-15 1-2 30-33 22-26 10-15 1-2 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Remain unchanged Decrease Increase May increase or decrease ; depends on the quantity of products of combustion Remain unchanged Decrease Increase May increase or decrease ; depends on the quantity of products of combustion ANSWER DOWNLOAD EXAMIANS APP
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