Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of S CH₄ CO CO₂ S CH₄ CO CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a primary fuel? Wood charcoal Gasoline Blast furnace coke Natural gas Wood charcoal Gasoline Blast furnace coke Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal. Carbonisation Gasification None of these Hydrogenation Carbonisation Gasification None of these Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the Incomplete combustion of coal Chances of clinker formation Risk of explosion Requirement of large volume combustion chamber Incomplete combustion of coal Chances of clinker formation Risk of explosion Requirement of large volume combustion chamber ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will generate maximum volume of product of complete combustion (Nm³/Nm³ of fuel) ? Natural gas Blast furnace gas Producers Carburetted water gas Natural gas Blast furnace gas Producers Carburetted water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A certain thickness of the coal, if stored unscientifically on soft (katcha) ground having no metallic/concrete flooring gets sunked into the ground, which is termed as the 'carpet loss'. The carpet loss may be of the order of __________ cms. 1 to 2 5 to 15 20 to 40 3 to 4 1 to 2 5 to 15 20 to 40 3 to 4 ANSWER DOWNLOAD EXAMIANS APP