Removal of non-condensable from steam or other vapour is termed as the __________ process.
Condensation
Deaeration
Scavenging
Exhaust
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- Basic open hearth furnace (BOF) is not used for producing __________ steel.
- Half life of a radioactive isotope corresponds to the time required for half of the __________ to decay.
- The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress…
- __________ furnace is generally used in the non-ferrous foundries.
- Which of the, following is not associated with the functioning of a petrol engine?
- __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where…
- Euler number is defined as the ratio of inertia force to __________ force.
- Mild steel has __________ crystal lattice structure.
- Copper deposits are found in India at the following location:
- Metalloids
- The hardenability of steel decreases with
- Identify the correct statement with reference to the extractive metallurgy of aluminium.
- Powder metallurgy process does not make metal powder by
- Which of the following can be manufactured using powder metallurgy techniques?
- Lead is poured into the joint between two __________ pipes.
- Which of the following rays has the least wavelength?
- The amount of different substances produced, when the same quantity of electricity is passed through…
- Tempering of a material does not improve its
- Adhesives
- Magnetic permeability of iron is increased by its
- Consider the equilibrium A(g) + B(g) = AB(g). When the partial pressure of A is 10-2 atm, the partial…
- More than 95% of __________ is present in corundum.
- An oxidation process is accompanied with decrease in the
- Probability of cavitation occuring becomes very high, when the local __________ resulting in water bubbles…
- Working of linear variable differential transducer (LVDT) is based on the principle of variable
- Which of the following is not used as a bearing material?
- Routing in production, planning & control is concerned with the
- The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation…
- The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 × 10-16 m2S-1 and it is 1.94 ×…
- The best lubricants for a machine working at high temperature & load is