Home
MCQ QUIZ APP DOWNLOAD

What is the correct answer?

4

The usual energy consumption in electric arc furnace steel making is __________ KWh/ton of steel.

A. 60 - 100

B. 400 - 700

C. 1200 -1500

D. 2000 - 2300

Correct Answer :

B. 400 - 700


Related Questions

Coating thickness in case of galvanising of steel sheet generally corresponds… Alloy powder manufactured by the following process have spherical shapes. Diffusion co-efficient of a metal in a solid solution depends upon its Silicon crystal can be converted to p-type semiconductor by doping with __________ fluid force is not considered in the Navier-Stokes equation. Earing is a defect found in steels after the following metal working operation. Steel rods are normally used for concrete reinforcement because concrete… If the demand for an item is trebled and the order cost is reduced to… With increase in steam pressure, its specific volume decreases Dislocation cross-slip is difficult in those materials, which have The most prominent single cause of corrosion in boiler-tubes, drums, economisers… Which of the following is an example of cathodic protection of metals… Steel balls are manufactured by __________ flux is used for the extraction of metal from its self fluxing… Spherical shape of mercury droplets is due to its At 100% relative humidity, the dew point temperature of moist air is Which of the following materials does not form adherent oxide film on… The difference in one unit of Rockwell hardness number corresponds to… At the point of boundary layer separation in fluid flow, the Theoretical volume of oxygen required for complete combustion of 1Nm3… If a solid is compressed adiabatically in its elastic range, its __________… Mild steel has __________ crystal lattice structure. __________ is the most important element, which controls the physical… Joining of thin foils is preferred to be done by Tempering of a material does not improve its Carbide tipped cutting tools are manufactured by powder metallurgy techniques… Solute atoms which cause yield point phenomenon in mild steel are/is Which of the following is resistant to the action of both heat & chemicals? Austempering of steel requires it to be heated to 875°C followed by… Oxyacetylene reducing flame is used while carrying out welding on