Fuels and Combustion Which of the following fertilisers is produced in the by-products recovery (from coke oven gas) plant attached to an integrated steel plant? Ammonium sulphate Ammonium phosphate None of these Ammonium nitrate Ammonium sulphate Ammonium phosphate None of these Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Preheated secondary air High amount/current of combustion air Low amount/current of combustion air Very little excess air Preheated secondary air High amount/current of combustion air Low amount/current of combustion air Very little excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The weathering index of a coal Is related to its calorific value Gives an idea of the fusion temperature of ash Is a measure of its caking tendency Is a measure of its size stability, when stored & exposed to weather Is related to its calorific value Gives an idea of the fusion temperature of ash Is a measure of its caking tendency Is a measure of its size stability, when stored & exposed to weather ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of 'gobar' (cow dung). Dehydration Oxidation Fermentation Hydrolysis Dehydration Oxidation Fermentation Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Desirable "Micum Index" values of metal-lurical coke are M40 > 78% and M10 < 10% M40 > 98% and M10 < 2% M40 > 4% and M10 < 80% M40 > 10% and M10 < 78% M40 > 78% and M10 < 10% M40 > 98% and M10 < 2% M40 > 4% and M10 < 80% M40 > 10% and M10 < 78% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high ash content Is harder and stronger Is not subjected to washing Has higher calorific value Has low quantity of mineral matter Is harder and stronger Is not subjected to washing Has higher calorific value Has low quantity of mineral matter ANSWER DOWNLOAD EXAMIANS APP
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