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.Management Sciences
A. At the hearth bottom of the furnace on which stock is placed
B. Used for furnace insulation
C. Used in the roof of the furnace
D. None of these
Related Mcqs:
- Which is the most stable crystalline form of silica at room temperature ?
- A. Quartz B. Cristobalite C. Tridymite D. None of these...
- Thermal spalling mainly occurs during _____________ of furnaces?
- A. Cooling down B. Warming up C. Both A. & B. D. Neither A. nor B....
- Magnesite bricks are used in those parts of furnaces, which are __________________?
- A. Subjected to temperature fluctuation B. Required to resist corrosive basic slag C. Subjected to high load D. None of these...
- Fireclay bricks are used in the___________________?
- A. Furnaces allowed to cool frequently B. Flues C. Chimney linings D. All A., B. and C....
- Spalling tendency of refractories is reduced by increasing its_________________?
- A. Porosity B. Specific gravity C. Thermal conductivity D. Strength...
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