Fuels and Combustion Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. 8000 4000 6000 1000 8000 4000 6000 1000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high volatile matter content will Burn with a small non-smoky flame Have a very high calorific value Give less yield of tar and gas on carbonisation None of these Burn with a small non-smoky flame Have a very high calorific value Give less yield of tar and gas on carbonisation None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of N-paraffin is lower than that of iso-paraffins of the same compounds Light paraffinic fuel oils is higher than that of equivalent olefins Light paraffinic fuel oils is lower than that of equivalent olefins Light paraffinic fuel oils is equal to that of equivalent olefins N-paraffin is lower than that of iso-paraffins of the same compounds Light paraffinic fuel oils is higher than that of equivalent olefins Light paraffinic fuel oils is lower than that of equivalent olefins Light paraffinic fuel oils is equal to that of equivalent olefins ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of stored coal results in the All of these Decrease in its caking power & calorific value Decrease in its carbon & hydrogen content Increase in its oxygen content All of these Decrease in its caking power & calorific value Decrease in its carbon & hydrogen content Increase in its oxygen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain Is friable, charcoal like substance All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas constitutes mainly of CH₄ & CO H₂ & CH₄ H₂ & CO H₂ & CO₂ CH₄ & CO H₂ & CH₄ H₂ & CO H₂ & CO₂ ANSWER DOWNLOAD EXAMIANS APP
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