Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it All of these Accelerates the burning rate and economises on fuel combustion Permits the use of low fusion point ash coal Permits the use of high ash content coal All of these Accelerates the burning rate and economises on fuel combustion Permits the use of low fusion point ash coal Permits the use of high ash content coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The pyragallol solution used in orsat apparatus can absorb Both O₂ and CO₂ All of these Only O₂ Both O₂ and CO Both O₂ and CO₂ All of these Only O₂ Both O₂ and CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrographic constituents of coal is non-coking? Fussain Durain Vitrain Clarain Fussain Durain Vitrain Clarain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dust content in raw blast furnace gas is about __________ gm/Nm³ , hence it is cleaned to the dust level of about < 10 mg /Nm³ before use. 150-200 70-100 43832 15-30 150-200 70-100 43832 15-30 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value? Peat Sub-bituminous coal Anthracite Lignite Peat Sub-bituminous coal Anthracite Lignite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised fuel Requires larger combustion chamber than rich gaseous fuel All of these In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel Suppresses the discharge of fine dust and grit into atmosphere Requires larger combustion chamber than rich gaseous fuel All of these In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel Suppresses the discharge of fine dust and grit into atmosphere ANSWER DOWNLOAD EXAMIANS APP
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