Fuels and Combustion High amount of sulphur and phosphorous in coke causes Brittleness of steel made by using it Increase in its strength Decrease in its calorific value None of these Brittleness of steel made by using it Increase in its strength Decrease in its calorific value None of these 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. 3 to 4 20 to 40 1 to 2 5 to 15 3 to 4 20 to 40 1 to 2 5 to 15 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are 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 High heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the Absorption of gases and vapor Decolourisation of sugar Solvent recovery from air and gases Electrode manufacture Absorption of gases and vapor Decolourisation of sugar Solvent recovery from air and gases Electrode manufacture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is Can be used for gasification and steam generation A coking coal A high rank coal A black banded coal which burns with a non-smoky yellowish flame Can be used for gasification and steam generation A coking coal A high rank coal A black banded coal which burns with a non-smoky yellowish flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increases in carbonisation temperature Tar yield increases Methane percentage in the coke oven gas increases Coke even gas yield increases Hydrogen percentage in the coke oven gas decreases Tar yield increases Methane percentage in the coke oven gas increases Coke even gas yield increases Hydrogen percentage in the coke oven gas decreases ANSWER DOWNLOAD EXAMIANS APP
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