Fuels and Combustion Coke oven gas is stripped of its H₂S and mercaptans content by Absorption in wash oil 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 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Ash Free impurities Inherent mineral matter Volatile matter Ash Free impurities Inherent mineral matter Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of wood gas is about __________ kcal/Nm³. 3300 8500 1500 5400 3300 8500 1500 5400 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of excess of combustion air in the combustion of fuels results in Heat losses None of these Long flame Condensation of water vapour from the fuel gas Heat losses None of these Long flame Condensation of water vapour from the fuel gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Ash Moisture Volatiles Carbon Ash Moisture Volatiles Carbon ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is used for making Insecticides (e.g. moth balls) All of these Unsaturated polyesters Drug intermediates e.g. β-naphthol Insecticides (e.g. moth balls) All of these Unsaturated polyesters Drug intermediates e.g. β-naphthol ANSWER DOWNLOAD EXAMIANS APP
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