During base load operation, the best method of controlling compressor is

A. Start-stop motor

B. Constant speed unloader

C. Relief valve

D. Variable speed

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  1. Which of the following statement is correct relating to rocket engines?
  2. A rocket engine for the combustion of its fuel
  3. The gas in cooling chamber of a closed cycle gas turbine is cooled at
  4. The clearance volume of the air compressor is kept minimum because
  5. Which is false statement about advantages of multistage compressor in comparison to single stage compressor?
  6. Inter-cooling in multistage compressors is done
  7. Which is false statement about multistage compression?
  8. Axial flow compressor has the following advantage over centrifugal compressor
  9. A closed gas turbine in which fuel is burnt directly in the air is not possible because of
  10. Adiabatic compression is one in which
  11. The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram…
  12. The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade…
  13. For perfect intercooling in a three stage compressor
  14. Gas turbine cycle with regenerator
  15. Ratio of indicated H.P. and brake H.P. is known as
  16. Volumetric efficiency is
  17. The degree of reaction in an axial flow compressor is defined as the ratio of static enthalpy rise in…
  18. The compressor capacity is defined as the
  19. As the turbine inlet temperature increases, the thermal efficiency of gas turbine for the optimum pressure…
  20. The net work input required for compressor with increase in clearance volume
  21. The thrust on the rotor in a centrifugal compressor is produced by
  22. In a high pressure compressor, the delivery pressure is
  23. Inter cooling in compressors
  24. Out of the following, from where you will prefer to take intake for air compressor
  25. The capacity of a compressor is 5 m /min refers to
  26. A rocket engine uses ________ for the combustion of its fuel.
  27. Actual compression curve is
  28. The pressure of air at the beginning of the compression stroke is ________ the atmospheric pressure.
  29. The thermodynamic efficiency of rotary compressor is based on
  30. There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum.…