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After-cooler is used to

A. Cool the air

B. Decrease the delivery temperature for ease in handling

C. Cause moisture and oil vapour to drop out

D. Reduce volume

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  1. Gas turbine as compared to steam turbine
  2. The main purpose of reheating in gas turbine is to
  3. Volumetric efficiency is
  4. High air-fuel ratio is used in gas turbines
  5. Separators in compressor installations are located
  6. Reheating in a multistage expansion gas turbine __________ compressor work.
  7. A compressor mostly used for supercharging of I.C. engines is
  8. A compressor at high altitudes will require ________ power.
  9. Which is false statement about advantages of multistage compressor in comparison to single stage compressor?
  10. In jet engines the products of combustion after passing through the gas turbine are discharged into
  11. For speed above 3000 km/hour, it is more advantageous to use
  12. In multistage compressor, the isothermal compression is achieved by
  13. In the aircraft propellers
  14. The compressor efficiency is the
  15. The overall isothermal efficiency of the compressor is defined as the ratio of
  16. For a two stage reciprocating compressor, compression from p₁ to p₃ is with perfect intercooling…
  17. Air-fuel ratio in a jet engine will be of the order of
  18. The volume of air delivered by the compressor is called
  19. In the axial flow gas turbine, the work ratio is the ratio of
  20. The velocity of air entering in a rocket is ________ as compared to an aircraft.
  21. A rocket engine for the combustion of its fuel
  22. Mechanical efficiency of gas turbines as compared to I.C engines is
  23. Choose the correct statement
  24. Out of the following, from where you will prefer to take intake for air compressor
  25. The ratio of the discharge pressure to the inlet pressure of air is called
  26. Pressure ratio in gas turbines is the ratio of
  27. To avoid moisture troubles, the compressed air main line should
  28. In the cross compounding of the gas turbine plant
  29. In a single stage, single acting reciprocating air compressor, without clearance volume, the workdone…
  30. To avoid moisture troubles, the branch connections from compressed air lines should be taken from