Fuels and Combustion Increase in ash content of blast furnace coke Does not affect its consumption in the furnace Increases its consumption in the furnace Decreases its hardness and abrasion resistance Reduces its consumption in the furnace Does not affect its consumption in the furnace Increases its consumption in the furnace Decreases its hardness and abrasion resistance Reduces its consumption in the furnace ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of preheated air for combustion of fuel in the furnace, increases the Calorific value of the fuel None of these Scale losses of the furnace stock Flame temperature Calorific value of the fuel None of these Scale losses of the furnace stock Flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the None of these Supply of excess air Supply of excess fuel Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air None of these Supply of excess air Supply of excess fuel Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by Scrubbing with wash oil (a petroleum product) Absorbing in vetro-coke solution Adsorbing on bog iron bed None of these Scrubbing with wash oil (a petroleum product) Absorbing in vetro-coke solution Adsorbing on bog iron bed None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke should have very low Porosity Sulphur & phosphorous content Fusion point of its ash Hardness & strength Porosity Sulphur & phosphorous content Fusion point of its ash Hardness & strength ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum percentage of CO₂ in a flue gas (from a carbonaceous fuel) can be 79 29 21 77 79 29 21 77 ANSWER DOWNLOAD EXAMIANS APP
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