A. Require smaller combustion chamber
B. Have high calorific value
C. Have high adiabatic flame temperature
D. None of these
A fuel with high heat release rate will_________________? Read More »
Fuels and Combustion A. Only O2
B. Both O2 and CO2
C. Both O2 and CO
D. All CO, CO2, and O2
The pyrogallol solution used in Orsat apparatus can absorb_________________? Read More »
Fuels and Combustion A. Difference in gross & net calorific value of the coke oven gas
B. Free carbon content in tar
C. Yield percentage of coke
D. Yield of ammonia present in coke oven gas
A. 5
B. 25
C. 55
D. 80
Percentage of nitrogen in blast furnace gas may be around__________________? Read More »
Fuels and Combustion A. Increases
B. Decreases
C. Remain constant
D. None of these
During coking of coal, the ash content (percentage)________________? Read More »
Fuels and Combustion A. Pollution control aspect
B. Draught to be created
C. Limitation of constructional facilities
D. None of these
A. Fire point
B. Smoke point
C. Burning temperature
D. Kindling temperature
A. 6
B. 12
C. 18
D. 24
A. Producer gas
B. Water gas
C. Coke oven gas
D. Blast furnace gas
The calorific value is the highest out of the following for__________________? Read More »
Fuels and Combustion A. Is less liable to spontaneous combustion on storage
B. Is more difficult to ignite and produces a shorter flame
C. Requires smaller combustion space and less secondary air
D. None of these
