Shaft furnaces are used for_______________________?

Related Mcqs:

In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the__________________?

A. Rate of firing and emissivity of flame B. Thermal conductivity of the charge & structural materials of furnace C. Nature of process; whether batch, continuous or intermittent D. All A., B. and C....

Artificial draught produced by a fan in the furnace can be controlled by the___________________?

A. Speed of the fan B. Damper C. Variation in the pitch of fan blades D. All A., B. and C....

Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of__________________?

A. Low emissivity B. High thermal conductivity C. Both A. and B. D. Neither A. nor B....

An example of recuperative furnace is the__________________?

A. Soaking pit B. Open hearth furnace C. Coke ovens D. None of these...

Which furnace employs preheating, heating and soaking zones ?

A. Soaking pit B. Reheating furnace C. Open hearth furnace D. Cupola...