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.Management Sciences
A. Reduces its thermal efficiency
B. Is indicated by flame sting out
C. Increases the flue gas temperature
D. None of these
Related Mcqs:
- Combustion of fuel in a furnace with oxygen enriched air results in higher__________________?
- A. Flue gas volume B. Flame temperature C. Fuel consumption D. Stack loss...
- Neutral atmosphere is maintained in a/an ____________ furnace?
- A. Cold rolled steel coil annealing B. Open hearth C. Soaking pit D. Walking beam reheating...
- 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....
- The advantages of firing pulverised coal in the furnace lies in the fact that, it_____________________?
- A. Permits the use of high ash content coal B. Permits the use of low fusion point ash coal C. Accelerates the burning rate and economises on fuel consumption D. All A., B. and C....
- Turndown ratio of a burner gives an idea of the ______________ in the furnace?
- A. Range of fuel firing rates B. Volume of the combustion chamber C. Maximum heat input rate only D. Minimum heat input rate only...
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