Fuels and Combustion

A. Entrained
B. Moving
C. Fixed
D. Fluidised

A. 230 V AC
B. 60 KV AC
C. 230 V DC
D. 60 KV DC

A. Aromatic compounds
B. Aliphatic compounds
C. Paraffins
D. Olefins

A. Lignite
B. Bituminous coal
C. Semi-anthracite
D. Anthracite

A. Blast furnace coke
B. Gasoline
C. Natural gas
D. Wood charcoal

A. 18
B. 48
C. 8
D. 80

A. Fuel consumption for the same heat load
B. Stack gas temperature
C. Percentage of oxygen in flue gases
D. All A., B. and C.

A. Inherent impurities
B. Adhering impurities
C. Mineral matter
D. Both B. and C.

A. Low preheat of air
B. Fine grinding
C. High excess air
D. All A., B. and C

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