Fuels and Combustion Shatter index of metallurgical coke on 2 inches and 0.5 inch screen should be respectively around __________ percent. 40 and 70 25 and 97 95 and 100 80 and 97 40 and 70 25 and 97 95 and 100 80 and 97 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of pulverised coal in boiler furnace provides High calorific value Less erosion on furnace walls Better combustion Smokeless burning High calorific value Less erosion on furnace walls Better combustion Smokeless burning ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of free moisture in coal during its high temperature carbonisation Reduces the coking time Increases the loss of fine coal dust from the ovens when charging None of these Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls Reduces the coking time Increases the loss of fine coal dust from the ovens when charging None of these Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficient burning of anthracite coal requires All of these High excess air Low preheat of air Fine grinding All of these High excess air Low preheat of air Fine grinding ANSWER DOWNLOAD EXAMIANS APP
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 phosphate Ammonium nitrate None of these Ammonium sulphate Ammonium phosphate Ammonium nitrate None of these Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Traces of tar fog present in the coke oven gas is removed by Wet packed scrubber Electrostatic precipitator Cyclone separator Washing with monoethanolamine Wet packed scrubber Electrostatic precipitator Cyclone separator Washing with monoethanolamine ANSWER DOWNLOAD EXAMIANS APP
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