Fuels and Combustion Low temperature oxidation of stored coal results in the All of these Decrease in its caking power & calorific value Increase in its oxygen content Decrease in its carbon & hydrogen content All of these Decrease in its caking power & calorific value Increase in its oxygen content Decrease in its carbon & hydrogen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain Is friable, charcoal like substance Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation All of these Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation All of these Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following fuels, the difference between gross and net calorific value will be minimum in case of Blast furnace gas Coke oven gas Natural gas Water gas Blast furnace gas Coke oven gas Natural gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the Tar yield is more Gas yield is less Ignition temperature of coke produced is less Aromatic content of tar produced is more Tar yield is more Gas yield is less Ignition temperature of coke produced is less Aromatic content of tar produced is more ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In flue gas analysis by Orsat's apparatus, oxygen is absorbed by None of these Alkaline pyragllol solution Cuprous chloride Potassium hydroxide None of these Alkaline pyragllol solution Cuprous chloride Potassium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal containing very high percentage of durain is called __________ coal. Non-banded Splint Bright Boghead Non-banded Splint Bright Boghead ANSWER DOWNLOAD EXAMIANS APP
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