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The fuel consumption in gas turbines is accounted for by

A. Lower heating value

B. Higher heating value

C. Heating value

D. Higher calorific value

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  1. Isothermal compression though most efficient, but is not practicable because
  2. The compressor capacity is defined as the
  3. In a reciprocating air compressor, the compression work per kg of air
  4. The pressure and temperature conditions of air at the suction of compressor are
  5. Pick up the correct statement
  6. Surging is the phenomenon of
  7. Clearance volume in actual reciprocating compressors is essential
  8. Out of the following, from where you will prefer to take intake for air compressor
  9. In n₁ and n₂ are the indices of compression for the first and second stage of compression,…
  10. The propulsive power of the rocket is (where v₁ = Jet velocity, and v₂ = Aircraft velocity)
  11. Axial flow compressor has the following advantage over centrifugal compressor
  12. In jet propulsion power unit, the inlet duct of diverging shape is used in order to
  13. For supplying intermittent small quantity of air at high pressure, following compressor is best suited
  14. A rocket engine for the combustion of its fuel
  15. Gas turbine cycle with regenerator
  16. The closed cycle in gas turbines
  17. Turbofan engine employs
  18. A centrifugal compressor works on the principle of
  19. Phenomenon of choking in compressor means
  20. The overall efficiency of the compressed air system is the
  21. Which of the following statement is wrong?
  22. Maximum work is done in compressing air when the compression is
  23. The efficiency of the vane blower is (where W₁ = Workdone due to compression, and W₂ =…
  24. Work ratio of a gas turbine may be improved by
  25. A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine.
  26. The volumetric efficiency for reciprocating air compressors is about
  27. The compressor capacity with decrease in suction temperature
  28. Losses in a centrifugal compressor are due to
  29. The performance of air compressor at high altitudes will be ________ as compared to that at sea level.
  30. In air compressors, free air delivery means the