An example of recuperative furnace is the__________________?

Related Mcqs:

The thermal efficiency of an air/fuel gas preheating recuperator may be as high as _____________ percent?

A. 50 B. 65 C. 85 D. 99...

Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C ?

A. 5 B. 60 C. 20 D. 40...

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....

Reverberatory furnace is used for_____________________?

A. Roasting/reduction of ores B. Annealing steel coil C. Heating air D. Steel melting...

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

A. Sidefired B. Underfired C. Covered D. Recirculating...