A. CO
B. CO2
C. O2
D. H2O
A. Blast furnace coke
B. Low temperature coke
C. Anthracite coal
D. Sub-bituminous coal
A. < 120
B. > 120
C. > 280
D. 300-600
Abel apparatus is used for those oils, whose flash points are ___________°F? Read More »
Fuels and Combustion A. Ash
B. Volatile matter
C. Sulphur (4-6%)
D. Moisture
Assam (India) coals suffers mainly from the disadvantage of high ______________ content? Read More »
Fuels and Combustion A. High production of CO2
B. Low production of CO2
C. High production of CO
D. Both B. and C.
High temperature in gasification of coal favours________________? Read More »
Fuels and Combustion A. Air
B. Oxygen
C. Oxygen enriched air
D. None of these
A. < 120
B. > 120
C. < 90
D. 90-110
Pensky-Marten apparatus is used for those oils, whose flash points are _____________ °F? Read More »
Fuels and Combustion A. Coke
B. Ammonia
C. Tar
D. Coke oven gas
The main product of high temperature carbonisation of coal is__________________? Read More »
Fuels and Combustion A. Coke breeze
B. Soft coke
C. Colloidal fuels
D. Charcoal
Which of the following is not a manufactured fuel ? Read More »
Fuels and Combustion A. Would require smaller combustion chamber
B. Produces very little of tar and gas on carbonisation
C. Ignites easily and burns with long smoky flame
D. All A., B. and C.
A coal having high amount of volatile matter____________________? Read More »
Fuels and Combustion