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Reheating in a multistage expansion gas turbine __________ compressor work.

A. Has no effect on

B. Decreases

C. Increases

D. None of these

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  1. Pick up the false statement
  2. In a single stage, single acting reciprocating air compressor, without clearance volume, the workdone…
  3. The degree of reaction in an axial flow compressor is defined as the ratio of static enthalpy rise in…
  4. A rocket engine for the combustion of its fuel
  5. Maximum work is done in compressing air when the compression is
  6. To avoid moisture troubles, the branch connections from compressed air lines should be taken from
  7. When the outlet angle from the rotor of a centrifugal compressor is more than 90°, then the blades…
  8. If the flow of air through the compressor is perpendicular to its axis, then it is a
  9. The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation
  10. Which of the following fuels can be used in turbojet engines?
  11. Aeroplanes employ following type of compressor
  12. Phenomenon of choking in compressor means
  13. The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram…
  14. The efficiency of a jet engine is higher at
  15. For minimum work required to compress and deliver a quantity of air by multistage compression
  16. The volume of air sucked by the compressor during its suction stroke is called
  17. Adiabatic compression is one in which
  18. Ratio of indicated h.p. to shaft h.p. in known as
  19. A turboprop is preferred to turbojet because
  20. The absolute pressure of air at the outlet of a compressor is called
  21. In air compressors, free air delivery means the
  22. The air power of the compressor is also known as
  23. Gas turbines for power generation are normally used
  24. The gas in cooling chamber of a closed cycle gas turbine is cooled at
  25. A centrifugal compressor works on the principle of
  26. The overall efficiency of the compressed air system is the
  27. Which of the following plants is smallest and lightest for generating a given amount of power?
  28. Pick up the wrong statement
  29. The volume of air delivered in a medium capacity air compressor per unit time is
  30. When air is to be compressed at a high pressure, then it is advantageous to use