Fuels and Combustion Which of the following gaseous fuels is likely to have the highest gross calorific value? LPG Sewage gas Natural gas Producer gas LPG Sewage gas Natural gas Producer gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the Steel ladle drying Coke oven battery heating Mixing with blast furnace gas Hot scarfing of steel slabs Steel ladle drying Coke oven battery heating Mixing with blast furnace gas Hot scarfing of steel slabs ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal is accelerated by the Absence of porous or friable particles All of these Storage in large heaps Storage in compressed piles Absence of porous or friable particles All of these Storage in large heaps Storage in compressed piles ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of coal on grate, clinker formation is increased by the Use of thick fire bed All of these Low fusion point of ash (< 1100° C) Use of preheated primary air Use of thick fire bed All of these Low fusion point of ash (< 1100° C) Use of preheated primary air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increases in carbonisation temperature Coke even gas yield increases Hydrogen percentage in the coke oven gas decreases Methane percentage in the coke oven gas increases Tar yield increases Coke even gas yield increases Hydrogen percentage in the coke oven gas decreases Methane percentage in the coke oven gas increases Tar yield increases ANSWER DOWNLOAD EXAMIANS APP
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. Oxidation Gasification Coalification Carbonisation Oxidation Gasification Coalification Carbonisation ANSWER DOWNLOAD EXAMIANS APP
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