Fuels and Combustion Which of the following fuel gases is heavier than air? Coke oven gas Water gas Natural gas Blast furnace gas Coke oven gas Water gas Natural gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is __________ percent. In between 37 & 71% >71% None of these < 37% In between 37 & 71% >71% None of these < 37% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke ovens in steel plant are heated by Both B & C Mixed gas Electricity Coke oven gas Both B & C Mixed gas Electricity Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of furnace oil is about __________ Kcal/kg. 20000 15000 5000 10000 20000 15000 5000 10000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its Yield of carbonised products Caking index Calorific value Friability & oxygen content Yield of carbonised products Caking index Calorific value Friability & oxygen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the Complete combustion None of these High oxygen in flue gas Incomplete combustion Complete combustion None of these High oxygen in flue gas Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
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