Fuels and Combustion Coalification means the Direct hydrogenation of coal Underground gasification of coal Complete combustion of coal Process of conversion of lignite into anthracite Direct hydrogenation of coal Underground gasification of coal Complete combustion of coal Process of conversion of lignite into anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest heat of combustion? CO CH₄ C₂H₆ H₂ CO CH₄ C₂H₆ H₂ 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. None of these Carbonisation Gasification Hydrogenation None of these Carbonisation Gasification Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C. 70 105 85 145 70 105 85 145 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are High heat transfer rate Lower furnace operating temperature All of these Reduced NOx formation in flue gas High heat transfer rate Lower furnace operating temperature All of these Reduced NOx formation in flue gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is called "blue gas"? Coke oven gas Natural gas Producer gas Water gas Coke oven gas Natural gas Producer gas Water gas ANSWER DOWNLOAD EXAMIANS APP
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