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Cold heading or upsetting is categorised as the __________ process.

A. Extrusion

B. Bending

C. Rolling

D. Forging

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  3. The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the
  4. In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then…
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  6. Blow off cock is provided in steam boiler to
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  9. Limestone is added in the blast furnace (during pig iron manufacture) to
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  11. Electrometallurgy is not involved in the extraction of __________ from its ore.
  12. If a solid is compressed adiabatically in its elastic range, its __________ remains constant
  13. Thermodynamic cycle involved in the working of a thermal power plant is the __________ cycle.
  14. For a small scale toy factory, the fixed cost per month is Rs. 5000/-. The variable cost per toy is…
  15. The ratio of the shear stress to the principal stress on a principal plane is
  16. Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium
  17. Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure.
  18. Lead is poured into the joint between two __________ pipes.
  19. Speed of a submarine in deep sea & that of an aeroplane is measured by a/an
  20. Cold chisel & hammers are made of
  21. Out of the following __________ iron has the best capability to bear sudden & excessive shocks.
  22. The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation…
  23. Maximum permissible air velocity in pipelines is about __________ metre/second.
  24. An abrupt and sudden fall in the reading of barometer is an indication of the
  25. Batch process is preferred over continuous process, when the
  26. The difference between gross & net calorific values of fuel is due to the
  27. Surface tension of a liquid
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