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

Related Mcqs:

Pulverised fuel fired furnaces employ ______________ fuel firing?

A. Horizontal B. Vertical C. Tangential D. All A., B. and C....

Hearth furnaces are not used for____________________?

A. Roasting B. Melting C. Reheating D. None of these...

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...

Use of pulverised coal in boilers provides____________________?

A. Higher calorific value B. Better combustion C. Smokeless burning D. Less erosion on furnace wall...

Ingress of cold air in the furnaces through cracks, charging doors, openings etc ________________?

A. Reduces the flue gas temperature and makes the furnace atmosphere oxidising B. Increases the load on the induced draft fan C. Reduces the furnace draught D. All A., B. and C....