Fuels and Combustion Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis. 1100 750 500 950 1100 750 500 950 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. CO content O₂ content CO₂ content Dew point CO content O₂ content CO₂ content Dew point ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Caking tendency Coking tendency Clinkering tendency Size stability Caking tendency Coking tendency Clinkering tendency Size stability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Air/gas ratio for complete combustion will be the highest for Gobar gas LPG Carburetted water gas Coke oven gas Gobar gas LPG Carburetted water gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Narrow coke ovens as compared to wider coke ovens All of these Produce smaller coke Produce stronger coke Require less time of carbonisation All of these Produce smaller coke Produce stronger coke Require less time of carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite can be used for Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke Recarbonising steel All of these Making carbon electrodes Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke Recarbonising steel All of these Making carbon electrodes ANSWER DOWNLOAD EXAMIANS APP
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