Cupola produces __________ iron.
Pig
Cast
Wrought
Carbon free
- Coarse grained steels have
- Maraging steels derive their strength from the following mechanism:
- Preheating before welding is done to
- A highly elastic material is deformed least on loading and retains its original form on removal of the…
- Viscoelastic behaviour is observed in __________ materials.
- Which of the following metals is the most prone to work hardening?
- With increase in compression ratio, the volumetric efficiency of air compressor
- Potable water means the water used for
- 'Flare tower' used in industry is meant for
- Encyclopaedia of Chemical Technology has been
- Gratings is associated with the measurement of
- Titanium is added to molten aluminium alloys before casting for the purpose of
- __________ is the process of coating the surface of steel with aluminium oxide, thereby imparting it…
- Resilience of a bolt can be increased by increasing its
- Photographic plates are coated with
- Enzymes belong to the category of
- The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________…
- Which of the following commonly used condenser tube materials has the lowest thermal conductivity?
- Machinability of hard alloys and tool steels is improved by
- The highest stress that a material can withstand for a specified length of time without excessive deformation…
- Which of the following materials has the poorest electrical conductivity?
- Consumable electrodes are used in the __________ welding.
- In an eutectic system, two elements are completely
- Capacity & power requirement for an air compressor working at high altitude compared to sealevel will…
- Consider an ideal solution of components A and B. The entropy of mixing per mole of an alloy containing…
- Which one can be directly solidified from gaseous state without entering into liquid state?
- The ability of tool steel to resist softening at high temperatures is termed as __________ hardness.
- Name the safety device used to protect the boiler, when the water level falls below a minimum level.
- Nitriding of a steel part does not increase its
- Which of the following can be manufactured using powder metallurgy techniques?