Fuels and Combustion Steam is intermittently admitted into the fuel bed during the production of producer gas to Increase the gas production rate Minimise the chances of clinker formation Increase the combustion rate Convert CO to CO₂ Increase the gas production rate Minimise the chances of clinker formation Increase the combustion rate Convert CO to CO₂ 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? Ash disposal problem High power consumption in its transportation Erosion of induced draft fan blades Excessive fly-ash discharge from the stack Ash disposal problem High power consumption in its transportation Erosion of induced draft fan blades Excessive fly-ash discharge from the stack ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Hard coke is manufactured from Bituminous coal Anthracite Lignite Semi-anthracite Bituminous coal Anthracite Lignite Semi-anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Light oil whose major component is benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. 200-300 80-170 250-270 280-300 200-300 80-170 250-270 280-300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzol is used For producing benzene, tolune & xylene by its distillation Both A & B As a motor fuel blend Neither A nor B For producing benzene, tolune & xylene by its distillation Both A & B As a motor fuel blend Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The weathering index of a coal Gives an idea of the fusion temperature of ash Is related to its calorific value Is a measure of its size stability, when stored & exposed to weather Is a measure of its caking tendency Gives an idea of the fusion temperature of ash Is related to its calorific value Is a measure of its size stability, when stored & exposed to weather Is a measure of its caking tendency ANSWER DOWNLOAD EXAMIANS APP
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