Lead is poured into the joints between two __________ pipes.
Cast iron
Steel
Concrete
Plastic
- Which of the following is not a ferromagnetic material?
- The minimum and the maximum number of members required to form a Private Limited Joint Stock Company…
- The specific gravity of coal depends mainly on its __________ content.
- Ammonia leakage in the refrigeration system is detected by
- Biological shield in a nuclear reactor is generally provided to protect against the
- If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
- Satellites burn off during re-entry to earth's atmosphere, because of the
- Hot extrusion process is not used for making
- Which of the following can be manufactured using powder metallurgy techniques?
- Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute…
- Softening of hardened steel is done by its
- Pick out the wrong statement.
- Flue gases pass through the following boiler accessories in a high pressure natural circulation boiler.A.…
- Yield strength of a polycrystalline metal with an average grain size d, is proportional to
- Powder metallurgy process does not make metal powder by
- Energy of the sun arises mainly from __________ reactions.
- Which of the following is an acidic constituent of B.F. slag?
- Shampoos are commercially not available in the form of
- Consider an ideal solution of components A and B. The entropy of mixing per mole of an alloy containing…
- Temper brittleness of a material can be fairly detected by the __________ test.
- Superheating of steam is done at constant
- Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal &…
- A dense structure of grinding wheel is not used for the
- Moist climate is the most favourable factor in the site selection far a
- In an eutectic system, two elements are completely
- Which of the following metals cannot be hot worked at room temperature?
- Upto the critical radius of insulation, added insulation, will
- Which of the following is not the function of a volute casing provided in a centrifugal pump?
- Difference at any instant between the value of the controlled variable and the set point is called the
- For preparation of porous bearings by powder metallurgy, preferred particle shape is