Category: Furnace Technology

A. Flue gas volume
B. Flame temperature
C. Fuel consumption
D. Stack loss

A. Saving in fuel consumption
B. Reduction in scale losses
C. Increase in flame temperature
D. All A., B. and C.

A. Computing the excess/deficiency of combustion air
B. Calculation of flue gas temperature
C. Computation of flue gas analysis
D. None of these

A. Ton stock/hr/m2 hearth area
B. Ton stock/hr
C. Ton stock/m2 hearth area
D. Both B. and C.

A. Coke ovens
B. Open hearth furnace
C. Both A. & B.
D. Neither A. nor B.

A. Fusion of coal ash & clinker formation
B. C. V. of producer gas
C. Temperature of producer gas
D. Tar content in producer gas

A. Weight heated/hr
B. Weight heated/furnace volume
C. Weight heated/hr/furnace volume
D. None of these

A. Rotary Kiln
B. Tunnel Kiln
C. Natural draft furnace
D. Batch furnace

A. Use of coal/coke containing a high % of fines and ash
B. Use of fuel having too low an ash fusion temperature
C. Development of hot spots in the fuel bed and an abnormally high rate of gasification
D. All A., B. and C.

A. Calcination of limestone & dolomite
B. Cement manufacture
C. Both A. and B.
D. Neither A. nor B.