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.Management Sciences
A. Roasting/reduction of ores
B. Annealing steel coil
C. Heating air
D. Steel melting
Related Mcqs:
- Which of the following is a periodic furnace ?
- A. Tunnel kiln B. Rotary kiln C. Soaking pit D. Reheating furnace...
- The electric furnace in which heat is produced by a combination of induced current and skin effect is called _____________ furnace?
- A. Arc B. Resistance C. Low frequency induction D. High frequency induction...
- The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about ____________ percent?
- A. 15 B. 40 C. 70 D. 85...
- Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by______________________?
- A. Preheating the combustion air B. Oxygen enrichment of combustion air C. Preheating the fuel gas D. All A., B. & C....
- To reduce the stack loss, heat recovery from flue gas can be done by_____________________?
- A. Preheating of cold stock B. Preheating of combustion air C. Steam generation in waste heat boilers D. All A., B. and C....
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