Fuels and Combustion Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the Requirement of large volume combustion chamber Chances of clinker formation Incomplete combustion of coal Risk of explosion Requirement of large volume combustion chamber Chances of clinker formation Incomplete combustion of coal Risk of explosion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wobbe index' is a characteristic of Fat coals Solid fuels Gaseous fuels Liquid fuels Fat coals Solid fuels Gaseous fuels Liquid fuels ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Mixed gas' used in steel plants is a mixture of Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gray-King Assay and Roga Index of coal is a measure of its Weathering properties Caking and swelling properties Grindability Abradability Weathering properties Caking and swelling properties Grindability Abradability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate None of these Its thorough mixing with air Attainment of high temperature Attainment of chemical equilibrium None of these Its thorough mixing with air Attainment of high temperature Attainment of chemical equilibrium ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of Less air for combustion Pulverised coal in boilers Too much air for combustion Correct amount of air for combustion Less air for combustion Pulverised coal in boilers Too much air for combustion Correct amount of air for combustion ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS