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  1. Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical…
  2. Photographic plates are coated with
  3. Which of the following is the largest quantum of pressure?
  4. The most important requirement for aluminium industry is the availability of cheap
  5. Which of the following phenomenon will exhibit the minimum heat transfer?
  6. __________ has a negative co-efficient of linear expansion.
  7. Atomic __________ of an element is a whole number.
  8. In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular…
  9. Tin based white metals are used, where bearings are subjected to
  10. Which of the following is preferred for riveting?
  11. Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation…
  12. Wavelength of radiation emitted by a body depends on the __________ of its surface.
  13. Which of the following test is used for distinguishing among dry oils, semi-drying oils and non drying…
  14. Pick out the wrong statement.
  15. When the wavelength of incident X-rays increases, the angle of diffraction
  16. Metal cutting by oxy-acetylene flame is accomplished by the __________ of the metal.
  17. __________ is the process used for setting up compressive stresses in the surface of a metal to improve…
  18. Force between the molecules of the same substance is called __________ force.
  19. Moist climate is the most favourable factor in the site selection far a
  20. Joule-Thomson co-efficient is the ratio of
  21. The escape velocity of a body on earth which is independent of its mass is about __________ km/second.
  22. Silicon in steel
  23. Wrought iron is never shaped by
  24. Austempering of steel requires it to be heated to 875°C followed by sudden cooling to 250-525°C,…
  25. Copper deposits are found in India at the following location:
  26. Liquor poisoning generally occurs due to the presence of __________ in it.
  27. Minimum number of members required to form a Public Limited Joint Stock Com-pany is
  28. At the point of boundary layer separation in fluid flow, the
  29. Carbon is present in the form of __________ in grey cast iron.
  30. The units of the rate constant for a second order reaction are