Annealing of white cast iron produces __________ iron.
Grey
Nodular
Malleable
Spheroidal
- In condensers used in thermal power plants, steam is normally used in shell side and cooling water on…
- Magnesium is present in
- Alloys having more than 80% copper are generally more
- With increase in temperature, the electrical conductivity of semiconductors
- Encyclopaedia of Chemical Technology has been
- Thermodynamic cycle involved in the working of a thermal power plant is the __________ cycle.
- Sub zero treatment of steel is done to
- __________ is the most important element, which controls the physical properties of steel.
- Which of the following is not a dielectric material?
- The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where,…
- The Al2O3 content of cryolite in Hall- Heroult cell is maintained between __________ percent.
- Pick out the wrong statement.
- Pick out the wrong statement.
- Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines?
- Hot & cold working of material causes its __________ deformation.
- __________ is not a heat treatment process.
- Tumbling is the process of improving the __________ of the materials/parts.
- The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________…
- Material of construction of the electrode used in the electric resistance welding is
- The surface tension of a liquid, at critical temperature is
- Transformer cores are normally made from
- Galvanic corrosion cannot be prevented by
- While the recrystallisation temperature for pure metals is 0.3 Tm, the same for alloys is equal to __________…
- Annealing of cast iron
- Liquor poisoning generally occurs due to the presence of __________ in it.
- Wrought iron is never shaped by
- According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point…
- Brazing is the joining of metals
- Steel balls are manufactured by
- The minimum and the maximum number of members required to form a Private Limited Joint Stock Company…