Home

The value of for air & most common gases can be safely assumed to be

A. 0.8

B. 1

C. 1.4

D. 1.8

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

You can do it
  1. The unit of gc is
  2. __________ metal is used as a bearing liner material.
  3. The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is
  4. __________ is not used as the control rod material in a nuclear reactor.
  5. Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.
  6. Which of the following fastening devices has its both ends threaded?
  7. Unit of surface tension in S.I. unit is
  8. The main charge in blast furnace is usually
  9. Temper brittleness of a material can be fairly detected by the __________ test.
  10. Normalising of a casting does not
  11. Breakeven point represents the condition, when the company runs under no profit no loss condition. In…
  12. Which of the following is an unconventional source of energy?
  13. Consideration of the creep is the most important in case of the
  14. Machinability of hard alloys and tool steels is improved by
  15. Chlorine acts as a bleaching agent only in the presence of
  16. Drills are usually made of
  17. The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral…
  18. What is the range of tempering temperature (°C) for most of the materials?
  19. At the point of boundary layer separation in fluid flow, the
  20. Co-efficient of performance of a Carnot cycle refrigerator operating between - 23°C and + 27°C…
  21. The noble metals
  22. With increase in compression ratio, the volumetric efficiency of air compressor
  23. The following type of bonding is strongly directional in solids.
  24. Heat transfer by __________ is almost absent in case of fluidised bed drying operation.
  25. The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters…
  26. Direct conversion of thermal energy to electrical energy is facilitated by the
  27. Maraging steels derive their strength from the following mechanism:
  28. Heat required to raise the temperature of a body by 1 °C is called its
  29. More than 95% of __________ is present in corundum.
  30. The rolling process cannot be used to produce