Fuels and Combustion Washing of coal does not reduce its None of these Fusion point of ash S & P content Heating value None of these Fusion point of ash S & P content Heating value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sometimes water is sprayed during coal charging in the coke oven, which helps in Controlling the dust nuisance while charging the coal Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) All of these Prevention of clinker formation in the oven Controlling the dust nuisance while charging the coal Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) All of these Prevention of clinker formation in the oven ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuels is generally not used in thermal power plant boiler firing? Furnace oil, light diesel oil and tar/PCM Coal middling from washeries Pulverised coking coal F. gas, coke oven gas and L.D. converter gas Furnace oil, light diesel oil and tar/PCM Coal middling from washeries Pulverised coking coal F. gas, coke oven gas and L.D. converter gas 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 Under pressurising Banking Back draughting None of these Under pressurising Banking Back draughting ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass. None of these Density Electrical resistivity Porosity None of these Density Electrical resistivity Porosity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm. 1000 50 5000 10000 1000 50 5000 10000 ANSWER DOWNLOAD EXAMIANS APP
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