Fuels and Combustion Calorific value of gobar gas (containing CH₄ = 60% , H₂ = 10% ; CO₂ = 30%) may be about __________ Kcal/Nm³. 1800 5400 10200 3200 1800 5400 10200 3200 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has Lower strength Lower bulk density All of these Higher reactivity Lower strength Lower bulk density All of these Higher reactivity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas is stripped of its H₂S and mercaptans content by Adsorption on silica gel Absorption in wash oil Adsorption on bog iron bed Bubbling it through dilute sulphuric acid Adsorption on silica gel Absorption in wash oil Adsorption on bog iron bed Bubbling it through dilute sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accounts for maximum energy loss in a boiler? Unburnt carbon in flue gases Incomplete combustion Ash content in the fuel Flue gases Unburnt carbon in flue gases Incomplete combustion Ash content in the fuel Flue gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around __________ Nm³. 30 300 3000 30, 000 30 300 3000 30, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite can be used for All of these Making carbon electrodes Recarbonising steel Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke All of these Making carbon electrodes Recarbonising steel Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke ANSWER DOWNLOAD EXAMIANS APP
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