Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 750 160 500 60 750 160 500 60 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Safe condition for storage of high V.M. bituminous coal is that Neither A nor B Maximum 200 tons should be stored in a heap Both A and B Height of the coal heap should be < 3 metres Neither A nor B Maximum 200 tons should be stored in a heap Both A and B Height of the coal heap should be < 3 metres ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal resulting from bad storage conditions does not decrease its Hydrogen content Calorific value Oxygen content Caking power Hydrogen content Calorific value Oxygen content Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fixed carbon in coal is defined as The one which is present in the residue after combustion That present in volatile matters Hundred minus the percentage of volatile matter, ash and moisture The total quantity of carbon present in the coal The one which is present in the residue after combustion That present in volatile matters Hundred minus the percentage of volatile matter, ash and moisture The total quantity of carbon present in the coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bituminous coal Ignites less easily than anthracite Is generally coking Both B and C Burns with smoky yellow flame Ignites less easily than anthracite Is generally coking Both B and C Burns with smoky yellow flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As the C/H ratio of the fuel increases, the amount of CO₂ formed on combustion __________ for the same percentage of excess air. Increases May increase or decrease depending on the type of fuel Remains same Decreases Increases May increase or decrease depending on the type of fuel Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
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