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The compressor performance at higher altitude compared to sea level will be

A. Same

B. Higher

C. Lower

D. Dependent on other factors

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  1. The advantage of multistage compression over single stage compression is
  2. Volumetric efficiency of air compressors is of the order of
  3. The work done per unit mass of air in compression will be least when n is equal to
  4. Gas turbine cycle with regenerator
  5. In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of
  6. Pressure ratio in gas turbines is the ratio of
  7. In a single acting reciprocating air compressor, without clearance, the compression of air may be
  8. Which of the following fuels can be used in turbojet engines?
  9. Axial flow compressor has the following advantage over centrifugal compressor
  10. Pick up the wrong statement
  11. A compressor at high altitudes will require ________ power.
  12. The maximum combustion pressure in gas turbine as compared to I.C. engine is
  13. Gas turbines use following type of air compressor
  14. If the flow of air through the compressor is perpendicular to its axis, then it is a
  15. Atmospheric pressure is 1.03 kg/cm and vapour pressure is 0.03 kg/cm. The air pressure will be
  16. The pressure ratio in gas turbines is of the order of
  17. Reheating in a multistage expansion gas turbine __________ compressor work.
  18. Pick up the correct statement
  19. Pick up the correct statement
  20. Gas turbines for power generation are normally used
  21. Reheating in gas turbine results in
  22. The efficiency of roots blower ________ with the increase in pressure ratio.
  23. The thermal efficiency of a gas turbine as compared to a diesel plant is
  24. For speed above 3000 km/hour, it is more advantageous to use
  25. In gas turbines, high thermal efficiency is obtained in
  26. The ideal efficiency of simple gas turbine cycle depends on
  27. Rotary compressors are used for delivering
  28. In a compressor, free air delivered is the actual volume delivered at the stated pressure reduced to
  29. In a single stage, single acting reciprocating air compressor, without clearance volume, the workdone…
  30. The temperature of air at the beginning of the compression stroke is ________ the atmospheric temperature.