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Chemical Engineering - Furnace Technology

Exercise : Furnace Technology - Section 3
31.
The resistance furnace produces heat by the
electric arc struck between electrodes and the charge.
flow of current through a heating element.
combination of induced current and skin effect.
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Which of the following variables does not affect the furnace capacity ?
Size of the furnace.
Gas velocity in furnace.
Ratio of wall surface to surface of stock.
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Unit of furnace loading is
ton stock/hr/m2 hearth area
ton stock/hr
ton stock/m2 hearth area
both (b) and (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
In a furnace operation, which is not preheated ?
Solid fuels.
Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.).
Both (a) and (b).
Neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
Operation of blast furnace stove is based on the principles of a __________ furnace.
regenerative
recuperative
both (a) and (b)
neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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