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Air intake for an air compressor should be preferably taken from

A. A site, where cooling towers are located nearby

B. A site, where open coal yard in located nearby

C. An air conditioned room maintained at a temperature of 18°C

D. An outside atmosphere at 10°C

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

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  1. With increase in temperature, the electrical conductivity of a __________ decreases.
  2. Increase in temperature, in general results in the
  3. Increase in the entropy of a system represents the
  4. Which of the following forces does not act on a fluid at rest?
  5. Pressure exerted by a liquid depends upon its
  6. The highest stress that a material can withstand for a specified length of time without excessive deformation…
  7. With increase in impurities in metals, their corrosion resistances
  8. Blast furnace slag is mainly molten
  9. What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer…
  10. The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the…
  11. Basic open hearth furnace (BOF) is not used for producing __________ steel.
  12. Glycerine is used as a coolant in cooling of some engines instead of water, because
  13. Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about
  14. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
  15. In a good rimming steel
  16. X-rays are
  17. Pick out the wrong statement.
  18. The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters…
  19. Pick out the wrong statement about coating/electroplating of metals.
  20. The effect of friction on the flow of steam through a nozzle is to decrease the __________ of steam.
  21. Lead is poured into the joints between two __________ pipes.
  22. Biological shield in a nuclear reactor is generally provided to protect against the
  23. __________ test can be termed as the semidestructive test.
  24. Lead pencil contains
  25. Production of one ton of paper in Indian paper industry consumes about __________ kWh of electricity.
  26. Tumbling is the process of improving the __________ of the materials/parts.
  27. The most important function of a washer is to provide bearing area and washers are normally specified…
  28. With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________…
  29. The excess air required for the combustion of pulverised coal is of the order of about __________ percent.
  30. Machinability of hard alloys and tool steels is improved by