If the flame is produced under the hearth and then sweeps up into the heating ch

Question

If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an __________ furnace.

Options:

A . Sidefired

B . Underfired

C . Covered

D . Recirculating

Answer: Option B

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More Questions on This Topic :

Question 1. Oxygen percentage in the flue gas coming out of a gaseous fuel fired furnace should be ideally about __________ percent.....gaseous fuel fired furnace should be ideally about __________ percent.

Question 2. Hearth furnaces are not used for....

Question 3. The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent.....

Question 4. The heating capacity of continuous reheating furnace depends upon the....

Question 5. Means for giving direction to the circulation of gases in furnaces are....

Question 6. If fuel and air are mixed ahead of the burner, it is called a/an __________ burner.....

Question 7. Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss w....loss will be maximum in case of complete combustion of

Question 8. Protective gas used in the annealing furnace for steel coil comprises of....

Question 9. __________ furnace is not an electric furnace.....

Question 10. In reverberatory furnace, charge is heated mainly by....

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