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.Management Sciences
A. Coke ovens
B. Open hearth furnace
C. Both A. & B.
D. Neither A. nor B.
Related Mcqs:
- Forced recirculation of furnace gases is practised_______________?
- A. To increase heat transfer by convection B. To ensure uniform temperature C. In furnaces, operating below 750°C D. All A., B. and C....
- Which is not a hearth furnace ?
- A. Glass tank furnace B. Open hearth furnace C. Cupola D. Reheating furnace...
- Specific heating capacity of a furnace is expressed as_____________________?
- A. Weight heated/hr B. Weight heated/furnace volume C. Weight heated/hr/furnace volume D. None of these...
- Circulation of gases in furnace is caused by the_________________?
- A. Change in volume during a change of temperature B. Difference in density between hot and cold gases C. Furnace pressure in conjunction with draft in flues D. All A., B. and C....
- Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of_________________?
- A. Graphite powder B. Thoria C. Zircon powder D. Beryllium...
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