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>> White smoke coming out of the chimney of a furnace indicates the use of_________________?
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Engineering MCQs
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Q. White smoke coming out of the chimney of a furnace indicates the use of_________________?
a.
Low excess air
b.
Very high excess air
c.
Gaseous fuel in the furnace
d.
Liquid fuel in the furnace
ANSWER: Very high excess air
Answer & Explanation
No explanation is available for this question!
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