Main gas valve in a gaseous fuel burner is a ______________ valve?
Main gas valve in a gaseous fuel burner is a ______________ valve?
A. Gate
B. Butterfly
C. Globe
D. None of these
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Heat transfer rate to the charge/stock in a furnace does not depend upon the
Question: Heat transfer rate to the charge/stock in a furnace does not depend upon the
[A].type of fuels viz solid, liquid or gaseous. [B].
flue gas temperature. [C].
emissivity of refractory walls. [D].
initial temperature of the charged stock. Answer: Option A
Explanation:
No answer description available for this question.
Reverberatory furnace is used for_____________________?
Reverberatory furnace is used for_____________________?A. Roasting/reduction of ores
B. Annealing steel coil
C. Heating air
D. Steel meltingIn which of the following furnaces, the gases are sucked through the stock bed from below?
Question: In which of the following furnaces, the gases are sucked through the stock bed from below?
[A].Soaking pit [B].
Sintering machine [C].
Beehive oven [D].
None of these Answer: Option B
Explanation:
No answer description available for this question.
Which is a regenerative furnace ?
Which is a regenerative furnace ?A. Coke oven heating chamber
B. Open hearth furnace
C. Both A. and B.
D. Neither A. nor B.In order to maintain a reducing atmosphere in a furnace, it should have
Question: In order to maintain a reducing atmosphere in a furnace, it should have
[A].no O2 in flue gas [B].
CO in flue gas [C].
high excess air [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.
In producer gas making furnace, steam is added along with air to mainly control the____________________?
In producer gas making furnace, steam is added along with air to mainly control the____________________?A. Fusion of coal ash & clinker formation
B. C. V. of producer gas
C. Temperature of producer gas
D. Tar content in producer gas