Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Vitrain Clarain Durain Fussain Vitrain Clarain Durain Fussain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most poisonous gas? Blast furnace gas Producer gas Coke oven gas L.D. converter gas Blast furnace gas Producer gas Coke oven gas L.D. converter gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas is stripped of its H₂S and mercaptans content by Adsorption on silica gel Bubbling it through dilute sulphuric acid Adsorption on bog iron bed Absorption in wash oil Adsorption on silica gel Bubbling it through dilute sulphuric acid Adsorption on bog iron bed Absorption in wash oil 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 Erosion of induced draft fan blades High power consumption in its transportation Excessive fly-ash discharge from the stack Ash disposal problem Erosion of induced draft fan blades High power consumption in its transportation Excessive fly-ash discharge from the stack ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Sulphur content is lower All of these Emissivity factor is higher Flue gas has lower dew point thereby facilitating more waste heat recovery Sulphur content is lower All of these Emissivity factor is higher Flue gas has lower dew point thereby facilitating more waste heat recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the amount of CO₂ formed on its complete combustion Increases Decreases Either A or B, depends on other factors Remains same Increases Decreases Either A or B, depends on other factors Remains same ANSWER DOWNLOAD EXAMIANS APP
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