A. Walking beam
B. Shaft
C. Tunnel
D. Rotary hearth
Advertisement
Related Mcqs:
- Reheating furnace (pusher type) is used for heating_____________________?
- A. Ingots B. Slabs C. Steel coils D. Steel sheets...
- The thermal efficiency of a steel slab reheating furnace (walking beam type) may be about ____________ percent?
- A. 15 B. 40 C. 70 D. 85...
- 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...
- While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about _____________ °C?
- A. 2000 B. 3000 C. 4500 D. 6000...
- Higher furnace temperature cannot be achieved by use of a lean fuel gas in the furnace by_________________?
- A. Increasing the draft in the furnace B. Preheating the fuel gas C. Oxygen enrichment of combustion air D. Preheating the combustion air...
- Pulverised fuel fired furnaces employ ______________ fuel firing?
- A. Horizontal B. Vertical C. Tangential D. All A., B. and C....
- Furnace aerodynamics is related to the _____________ in the furnace?
- A. Movement of gases B. Measurement of flue gas volume C. Temperature control D. Pressure adjustment...
- The electric furnace in which heat is produced by a combination of induced current and skin effect is called _____________ furnace?
- A. Arc B. Resistance C. Low frequency induction D. High frequency induction...
- Which furnace employs an I.D. fan for the removal of flue gases from the furnace ?
- A. Coke oven B. Blast furnace stoves C. Beehive coke oven D. High pressure boiler...
- An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called ____________ furnace?
- A. Resistance B. Arc C. Low frequency induction D. None of these...
Advertisement
