Fuels and Combustion Stack (chimney) height in a big thermal power plant is dictated by the None of these Limitation of constructional facilities Pollution control aspect Draught to be created None of these Limitation of constructional facilities Pollution control aspect Draught to be created ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate Attainment of high temperature Attainment of chemical equilibrium None of these Its thorough mixing with air Attainment of high temperature Attainment of chemical equilibrium None of these Its thorough mixing with air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels has the highest net calorific value (kcal/Nm³)? Liquified petroleum gas Natural gas Producer gas Carburetted water gas Liquified petroleum gas Natural gas Producer gas Carburetted water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Is friable, charcoal like substance Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Is friable, charcoal like substance Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? All of these Thick fire bed and preheated primary air Low reactivity of carbonised residue containing high proportions of iron & sulphur Low forced draught and fuel bed temperature All of these Thick fire bed and preheated primary air Low reactivity of carbonised residue containing high proportions of iron & sulphur Low forced draught and fuel bed temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has Lower strength All of these Higher reactivity Lower bulk density Lower strength All of these Higher reactivity Lower bulk density ANSWER DOWNLOAD EXAMIANS APP
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