Fuels and Combustion The most matured coal out of the following is Sub-bituminous Bituminous Lignite Semi-anthracite Sub-bituminous Bituminous Lignite Semi-anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack Erosion of induced draft fan blades ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bituminous coal Ignites less easily than anthracite Both B and C Is generally coking Burns with smoky yellow flame Ignites less easily than anthracite Both B and C Is generally coking Burns with smoky yellow flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm³. 10000 6500 2500 4000 10000 6500 2500 4000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The cuprous chloride used in orsat apparatus can absorb All of these Both CO and CO₂ Only CO Both CO and O₂ All of these Both CO and CO₂ Only CO Both CO and O₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the dew point of flue gases Decreases Remains same Increases May increase or decrease ; depends on the type of fuel Decreases Remains same Increases May increase or decrease ; depends on the type of fuel ANSWER DOWNLOAD EXAMIANS APP
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