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The compression ratio in a gas turbine is of the order of

A. 3.5 : 1

B. 5 : 1

C. 8 : 1

D. 12 : 1

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  1. The ideal efficiency of simple gas turbine cycle depends on
  2. The pressure and temperature conditions of air at the suction of compressor are
  3. The mean effective pressure of the compressor is the
  4. The ratio of the net work obtained from the gas turbine plant to the turbine work is known as
  5. Pick up the correct statement
  6. Inter cooling in compressors
  7. Ratio of indicated h.p. to shaft h.p. in known as
  8. The temperature of air at the beginning of the compression stroke is ________ the atmospheric temperature.
  9. In a turbo jet engine, subsequent to heat addition to compressed air, to get the power output, the working…
  10. The following property is most important for material used for gas turbine blade
  11. The volume of air delivered by the compressor is called
  12. The following is true for an open cycle gas turbine having exhaust heat exchanger. Atmospheric air before…
  13. An ideal air compressor cycle without clearance on PV diagram can be represented by following processes
  14. The maximum compression ratio in an actual single stage axial flow compressor is of the order of
  15. If p₁ is the pressure of air entering the L.P, cylinder and p₃ is the pressure of air…
  16. Which one of the following is the effect of blade shape on performance of a centrifugal compressor?
  17. Separators in compressor installations are located
  18. Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on
  19. Reheating in a multistage expansion gas turbine __________ compressor work.
  20. The fuel consumption in gas turbines is accounted for by
  21. Free air is the air at
  22. Propulsion efficiency of the following order is obtained in practice
  23. Inter-cooling in gas turbine results in
  24. The main purpose of reheating in gas turbine is to
  25. Which of the following statement is correct?
  26. The pressure and temperature conditions of air at the suction of compressor are
  27. Which of the following statement is correct relating to rocket engines?
  28. The thrust on the rotor in a centrifugal compressor is produced by
  29. During base load operation, the best method of controlling compressor is
  30. If the flow of air through the compressor is perpendicular to its axis, then it is a