Removal of non-condensable from steam or other vapour is termed as the __________ process.

A. Condensation

B. Deaeration

C. Scavenging

D. Exhaust

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