The criterion of the thermodynamic efficiency for rotary compressor is

A. Isentropic compression

B. Isothermal compression

C. Polytropic compression

D. None of the above

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Ratio of compression is the ratio of
  2. In a turbo jet engine, subsequent to heat addition to compressed air, to get the power output, the working…
  3. Volumetric efficiency of a compressor without clearance volume
  4. Rotary compressors are used for delivering
  5. The compression ratio in a gas turbine is of the order of
  6. Gas turbine blades are given a rake
  7. The mass of gas turbine per kW developed is about ________ as that of an I.C. engine.
  8. The pressure and temperature conditions of air at the suction of compressor are
  9. The following property is most important for material used for gas turbine blade
  10. Inter-cooling in gas turbine results in
  11. The thermal efficiency of a gas turbine as compared to a diesel plant is
  12. The air entry velocity m a rocket as compared to aircraft is
  13. In a single stage, single acting reciprocating air compressor, without clearance volume, the workdone…
  14. The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is
  15. Water is injected in gas turbine cycle to
  16. Axial flow compressor resembles
  17. The clearance volume of the air compressor is kept minimum because
  18. Volumetric efficiency of a compressor decreases with ________ in compression ratio.
  19. For perfect intercooling in a three stage compressor
  20. The fuel consumption in gas turbines is accounted for by
  21. Volumetric efficiency is
  22. A machine used to raise the pressure of air is called
  23. Pick up the wrong statement about advantages of multistage compression
  24. The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation
  25. The efficiency of the vane blower is (where W₁ = Workdone due to compression, and W₂ =…
  26. In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine…
  27. The overall efficiency of the compressed air system is the
  28. A jet engine works on the principle of conservation of
  29. In a high pressure compressor, the delivery pressure is
  30. Only rocket engines can be propelled to space because