Fuels and Combustion

A. Winkler process
B. Kopper-Totzek process
C. Lurgi Process
D. None of these

A. N2 & CH4
B. N2 & H2
C. N2 & CO
D. CH4 & CO2

A. 20
B. 12.5
C. 0
D. 10

A. S & P content
B. Heating value
C. Fusion point of ash
D. None of these

A. Time of carbonisation
B. Yield of gas and tar
C. Fuel consumption in coking
D. All A., B. and C.

A. Producer gas
B. Carburetted water gas
C. Natural gas
D. Liquefied petroleum gas

A. Facilitate easy discharging of coke as it swells during carbonisation
B. Facilitate uniform heating of the oven
C. Increase the output of the coke
D. None of these

A. Density of the chimney gases
B. Height of the chimney
C. Both A. and B.
D. Neither A. nor B.

A. Porosity
B. Coke reactivity index (CRI)
C. Critical air blast (CAB) value
D. Both B. and C.

A. Low octane number
B. High cost & availability
C. Low flash point
D. Low calorific value