Fuels and Combustion During combustion of coal on grate, clinker formation is increased by the Low fusion point of ash (< 1100° C) All of these Use of preheated primary air Use of thick fire bed Low fusion point of ash (< 1100° C) All of these Use of preheated primary air Use of thick fire bed ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion About __________ Nm³ of air will be required for the complete combustion of 2Nm³ of CO. 3 2 1 5 3 2 1 5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coals used for the generation of producer gas should have High volatile matter content Very low ash content (8-10%) Low fusion point of ash High caking index High volatile matter content Very low ash content (8-10%) Low fusion point of ash High caking index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its Calorific value Caking index Yield of carbonised products Friability & oxygen content Calorific value Caking index Yield of carbonised products Friability & oxygen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 25, 000 10, 000 2500 35, 000 25, 000 10, 000 2500 35, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is CO₂ CH₄ N₂ H₂ CO₂ CH₄ N₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
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