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Thermit welding is categorised as the __________ welding.

A. Forge

B. Fusion

C. Resistance

D. Arc

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

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  1. Pick out the wrong statement.
  2. Unit of viscosity in CGS system is
  3. The ability of tool steel to resist softening at high temperatures is termed as __________ hardness.
  4. Material of construction of the electrode used in the electric resistance welding is
  5. The most commonly used moderator in nuclear power plants is
  6. Encyclopaedia of Chemical Technology has been
  7. Steel is welded using the __________ flame.
  8. Faraday's law of electrolysis is related to the
  9. Cascade control is
  10. Annealing of white cast iron produces __________ iron.
  11. The best guide to judge the general quality of water is the measurement of its
  12. Solute atoms which cause yield point phenomenon in mild steel are/is
  13. Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute…
  14. The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the
  15. For preparation of porous bearings by powder metallurgy, preferred particle shape is
  16. Evaporative cooling process employs a combination of cooling and humidification in which the
  17. Flue gases pass through the following boiler accessories in a high pressure natural circulation boiler.A.…
  18. The boiling & freezing points on a newly defined temperature scale in degree 'D' are 400°D & 100°D…
  19. Hardening of steel is not possible, unless it is heated __________ critical point.
  20. Superheating of steam is done at constant
  21. The underground well of a biogas plant is called the
  22. Which of the following is an acidic constituent of B.F. slag?
  23. Property responsible for the talcum powder to cling to the skin is the
  24. Addition of silicon to cast iron
  25. Pick out the wrong statement about coating/electroplating of metals.
  26. Maximum hardenability of steel depends upon its
  27. A solar cell converts the sunlight directly into __________ energy.
  28. Routing in production, planning & control is concerned with the
  29. Lead pencil contains
  30. More than 95% of __________ is present in corundum.