Fuels and Combustion Pick the odd man out. Oil gas Wood Briquettes Pitch creosote mixture Oil gas Wood Briquettes Pitch creosote mixture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main reason for making the copper calorimeter (used in bomb calorimeter) silvery white and shining/polished is to Make it look attractive Minimise its corrosion None of these Avoid radiation heat loss Make it look attractive Minimise its corrosion None of these Avoid radiation heat loss ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Increase Remain unchanged May increase or decrease ; depends on the quantity of products of combustion Decrease Increase Remain unchanged May increase or decrease ; depends on the quantity of products of combustion Decrease ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main function of primary air in pulverised coal fired burner is to Preheat the tertiary air used for complete combustion of CO to CO₂ Burn CO to CO₂ Have proper combustion by supplying it around the burner Dry and transport the coal Preheat the tertiary air used for complete combustion of CO to CO₂ Burn CO to CO₂ Have proper combustion by supplying it around the burner Dry and transport the coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Spontaneous combustion of coal on storage results due to Storage in large heaps with small surface to volume ratio Low temperature oxidation All of these Inadequate ventilation Storage in large heaps with small surface to volume ratio Low temperature oxidation All of these Inadequate ventilation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its Caking index Calorific value Yield of carbonised products Friability & oxygen content Caking index Calorific value Yield of carbonised products Friability & oxygen content ANSWER DOWNLOAD EXAMIANS APP
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