Fuels and Combustion When steam is passed over coal resulting in the endothermic reaction represent by, C + H₂O = CO + H₂, it is called the __________ of coal. Gasification Carbonisation Oxidation Coalification Gasification Carbonisation Oxidation Coalification ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ is used as jet engine fuel. Petrol LPG Kerosene Diesel Petrol LPG Kerosene Diesel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas compared to blast furnace gas is More explosive and inflammable All of these Lighter Less poisonous More explosive and inflammable All of these Lighter Less poisonous 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 Risk of explosion Incomplete combustion of coal Chances of clinker formation Requirement of large volume combustion chamber Risk of explosion Incomplete combustion of coal Chances of clinker formation Requirement of large volume combustion chamber ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly caking coals Both B and C May damage the coke oven walls during carbonisation Produce strong coke Produce weak coke Both B and C May damage the coke oven walls during carbonisation Produce strong coke Produce weak coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the Incomplete combustion None of these High oxygen in flue gas Complete combustion Incomplete combustion None of these High oxygen in flue gas Complete combustion ANSWER DOWNLOAD EXAMIANS APP
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