An aftercooler is used to

A. Remove impurities from air

B. Reduce volume of air

C. Cause moisture and oil vapour to drop out

D. Cool the air

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

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  1. During base load operation, the best method of controlling compressor is
  2. In the cross compounding of the gas turbine plant
  3. Water is injected in gas turbine cycle to
  4. Maximum work is done in compressing air when the compression is
  5. A turboprop is preferred to turbojet because
  6. Gas turbine works on
  7. The criterion of the thermodynamic efficiency for rotary compressor is
  8. Aeroplanes employ following type of compressor
  9. Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is
  10. If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is…
  11. Inter cooling in compressors
  12. The air entry velocity m a rocket as compared to aircraft is
  13. The mean effective pressure of the compressor is the
  14. The compression ratio for the compressor is always __________ unity.
  15. Pick up the correct statement
  16. For slow speed large capacity compressor, following type of valve will be best suited
  17. The volumetric efficiency of a compressor
  18. The type of rotary compressor used in gas turbines, is of
  19. Pick up the wrong statement about advantages of multistage compression
  20. The thrust of a jet propulsion power unit can be increased by
  21. There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum.…
  22. In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine…
  23. The overall isothermal efficiency of the compressor is defined as the ratio of
  24. Out of the following, from where you will prefer to take intake for air compressor
  25. Standard air is the air at ________ and relative humidity of 36 percent.
  26. The compressed air may be used
  27. The effective power of gas turbines is increased by adding the following in compressor
  28. In axial flow compressor, exit flow angle deviation from the blade angle is a function of
  29. Which of the following statement is correct?
  30. A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine.