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In gas turbines, high thermal efficiency is obtained in

A. Closed cycle

B. Open cycle

C. Both of the above

D. Closed/open depending on other considerations

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  1. Maximum temperature in a gas turbine is of the order of
  2. Gas turbine blades are given a rake
  3. Separators are generally used in air compressor installations
  4. The absolute pressure of air at the outlet of a compressor is called
  5. A closed cycle gas turbine works on
  6. Clearance volume in actual reciprocating compressors is essential
  7. In a centrifugal compressor, an increase in speed at a given pressure ratio causes
  8. In a high pressure compressor, the delivery pressure is
  9. The fuel consumption in gas turbines is accounted for by
  10. Water gas is produced by
  11. When the temperature of air leaving the intercooler, in a two stage compression with intercooler, is…
  12. Stalling of blades in axial flow compressor is the phenomenon of
  13. Volumetric efficiency of a compressor decreases with ________ in compression ratio.
  14. The propulsive power of the rocket is (where v₁ = Jet velocity, and v₂ = Aircraft velocity)
  15. Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on
  16. Inter cooling in compressors
  17. Which of the following statement is correct?
  18. Which is false statement about advantages of multistage compressor in comparison to single stage compressor?
  19. For minimum work in multistage compression, assuming same index of compression in all stages
  20. Producer gas is produced by
  21. What will be the volume of air at 327°C if its volume at 27°C is 1.5 m³/ mt?
  22. A jet engine has
  23. The mass of gas turbine per kW developed is about ________ as that of an I.C. engine.
  24. The inlet pressure is always ________ the discharge pressure.
  25. The performance of air compressor at high altitudes will be ________ as compared to that at sea level.
  26. Axial flow compressor has the following advantage over centrifugal compressor
  27. For an irreversible gas turbine cycle, the efficiency and work ratio both depend on
  28. The overall efficiency of the compressed air system is the
  29. Open cycle gas turbine works on
  30. The type of rotary compressor used in gas turbines, is of