Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its Caking power None of these Oxygen content Calorific value Caking power None of these Oxygen content Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal as compared to that of lump coal Develops a low temperature flame Can be done with less excess air Provides a lower rate of heat release Develops a non-luminous flame Develops a low temperature flame Can be done with less excess air Provides a lower rate of heat release Develops a non-luminous flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are Reduced NOx formation in flue gas High heat transfer rate All of these Lower furnace operating temperature Reduced NOx formation in flue gas High heat transfer rate All of these Lower furnace operating temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a poisonous fuel gas? Coke oven gas None of these Natural gas Blast furnace gas Coke oven gas None of these Natural gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The weathering index of a coal Gives an idea of the fusion temperature of ash Is a measure of its caking tendency Is related to its calorific value Is a measure of its size stability, when stored & exposed to weather Gives an idea of the fusion temperature of ash Is a measure of its caking tendency Is related to its calorific value Is a measure of its size stability, when stored & exposed to weather ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Oxygen percentage (by weight) in atmospheric air is 29 19 23 21 29 19 23 21 ANSWER DOWNLOAD EXAMIANS APP
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