Q
Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by______________________?
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A
A. Preheating the combustion air
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B
B. Oxygen enrichment of combustion air
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C
C. Preheating the fuel gas
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D
D. All a., b. & c.
Correct Answer:
D. D. All a., b. & c.