Most of the phosphorous present in the blast furnace burden enters into
Hot metal
Flue gases
Slag
Refractory lining
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- In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then…
- Powder metallurgy process does not make metal powder by
- Production of one ton of paper in Indian paper industry consumes about __________ kWh of electricity.
- The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where,…
- The most suitable material for die casting is
- Machinability of hard alloys and tool steels is improved by
- Unit of viscosity in CGS system is
- Which of the following is an unconventional source of energy?
- The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________…
- A highly elastic material is deformed least on loading and retains its original form on removal of the…
- Which of the following materials does not form adherent oxide film on surface?
- Blow off cock is provided in steam boiler to
- One ton of refrigeration is not equivalent to the heat removal rate of
- During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional…
- Limestone is added in the blast furnace (during pig iron manufacture) to
- Notched bar test is used for testing the __________ of a material.
- In TIG welding, thoriated tungsten electrodes are used, because it
- If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
- Matte smelting is used in the extraction of
- Eutectoid composition of carbon steel at room temperature is
- A solid aluminium ball, when quenched in a water bath maintained at 40°C, cools down from 550°C…
- Which of the following is an ore dressing operation?
- Minimum thermal efficiency of a steam boiler may be around __________ percent
- Which of the following has the highest value of refractive index?
- Chromium molybdenum steel cannot be welded using __________ welding.
- __________ is the most important element, which controls the physical properties of steel.
- Flue gases pass through the following boiler accessories in a high pressure natural circulation boiler.A.…
- Glycerine is used as a coolant in cooling of some engines instead of water, because
- __________ can replace tungsten in high speed steel.
- According to maximum shear stress failure criterion, yielding in material occurs, when the maximum shear…