_____________ furnace is not an electric furnace?
_____________ furnace is not an electric furnace?
A. Arc
B. Induction
C. Pot
D. Resistance
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Overfire burning in a furnace is a phenomenon characterised by
Question: Overfire burning in a furnace is a phenomenon characterised by
[A].supply of excess fuel. [B].
supply of excess air. [C].
burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air. [D].
none of these. Answer: Option C
Explanation:
No answer description available for this question.
An example of recuperative furnace is the__________________?
An example of recuperative furnace is the__________________?A. Soaking pit
B. Open hearth furnace
C. Coke ovens
D. None of theseThe reason for excessive clinker formation in gas producers is the_____________________?
The reason for excessive clinker formation in gas producers is the_____________________?A. Use of coal/coke containing a high % of fines and ash
B. Use of fuel having too low an ash fusion temperature
C. Development of hot spots in the fuel bed and an abnormally high rate of gasification
D. All A., B. and C.In a muffle furnace, the muffle
Question: In a muffle furnace, the muffle
[A].retards the heat transfer. [B].
assists in temperature equalisation in the charge. [C].
permits the use of controlled atmosphere for the protection of stock. [D].
all (a), (b) and (c). Answer: Option D
Explanation:
No answer description available for this question.
Which of the following variables does not affect the furnace capacity ?
Which of the following variables does not affect the furnace capacity ?A. Size of the furnace
B. Gas velocity in furnace
C. Ratio of wall surface to surface of stock
D. None of theseAmount of coal lost in ash particle, which is carried through the boiler system, depends upon the
Question: Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the
[A].physical nature, ash content and fineness of the coal. [B].
amount of excess air supplied and load on the boiler. [C].
type of burner and combustion chamber. [D].
all (a), (b) and (c) Answer: Option D
Explanation:
No answer description available for this question.