Maximum heat transfer in high temperature furnaces is by____________________?

Related Mcqs:

Which is not a hearth furnace ?

A. Glass tank furnace B. Open hearth furnace C. Cupola D. Reheating furnace...

The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about ____________ percent?

A. 15 B. 40 C. 70 D. 85...

Example of an indirectly heated furnace is__________________?

A. Hood annealing furnace B. Muffle furnace C. Both A. and B. D. Neither A. nor B....

Fuel economy in furnaces can be achieved by_________________?

A. Using oxygen enriched combustion air B. Preheating the combustion air C. Reducing the heat loss through furnace openings & doors D. All A., B. and C....

Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing ?

A. Ash disposal problem B. Excessive fly ash discharge from the stack C. Higher power consumption in its transportation D. Erosion of induced draft fan blades...