Fuels and Combustion A gaseous fuel in order to develop luminousity on burning, must contain Oxygen Carbon monoxide Hydrocarbons Hydrogen Oxygen Carbon monoxide Hydrocarbons Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 15 to 25 55 to 75 75 35 to 45 15 to 25 55 to 75 75 35 to 45 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher fuel combustion efficiency can not be achieved by Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Supplying correct amount of combustion air Preheating of fuel gases & combustion air Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Supplying correct amount of combustion air Preheating of fuel gases & combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pick out the wrong statement. Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing None of these Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called None of these Banking Under pressurising Back draughting None of these Banking Under pressurising Back draughting ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Volatile matter in coke is zero Temperature maintained is 700°C Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Volatile matter in coke is zero Temperature maintained is 700°C ANSWER DOWNLOAD EXAMIANS APP
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