Fuels and Combustion Combustion of pulverised coal as compared to that of lump coal Provides a lower rate of heat release Develops a low temperature flame Develops a non-luminous flame Can be done with less excess air Provides a lower rate of heat release Develops a low temperature flame Develops a non-luminous flame Can be done with less excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke ovens in steel plant are heated by Coke oven gas Electricity Both B & C Mixed gas Coke oven gas Electricity Both B & C Mixed gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the least calorific value (kcal/Nm³) ? Coke oven gas Sewage gas Natural gas Blast furnace gas Coke oven gas Sewage gas Natural gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? It can not burn low grade coal None of these Less heat transfer surface area is required in boilers It achieves higher fuel combustion efficiency It can not burn low grade coal None of these Less heat transfer surface area is required in boilers It achieves higher fuel combustion efficiency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking coals are invariably Anthracites Lignites Semi-anthracites Bituminous coals Anthracites Lignites Semi-anthracites Bituminous coals ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion By-products recovery process from coal carbonisation is termed as direct, indirect and semi direct process depending upon the method of recovery of Benzol Ammonia None of these Tar Benzol Ammonia None of these Tar ANSWER DOWNLOAD EXAMIANS APP
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