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High air-fuel ratio in gas turbines

A. Increases power output

B. Improves thermal efficiency

C. Reduces exhaust temperature

D. Do not damage turbine blades

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  1. The stagnation pressure rise in a centrifugal compressor takes place
  2. The work ratio of simple gas turbine cycle depends on
  3. The intercooler pressure, for minimum work required, for a two stage reciprocating air compressor, is…
  4. High air-fuel ratio is used in gas turbines
  5. Isothermal compression though most efficient, but is not practicable because
  6. Clearance volume in actual reciprocating compressors is essential
  7. Producer gas is produced by
  8. The compressor capacity with decrease in suction temperature
  9. The blades of gas turbine are made of
  10. In axial flow compressor, exit flow angle deviation from the blade angle is a function of
  11. In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine…
  12. The maximum propulsion efficiency of a turbojet is attained at around following speed
  13. Gas turbines use following type of air compressor
  14. For a two stage reciprocating compressor, compression from p₁ to p₃ is with perfect intercooling…
  15. Gas turbine as compared to steam turbine
  16. Air-fuel ratio in a jet engine will be of the order of
  17. Cylinder clearance in a compressor should be
  18. Standard air is the air at
  19. A rocket engine uses ________ for the combustion of its fuel.
  20. Intercooling in gas turbines
  21. The process, which causes the air to enter the impeller blades of a centrifugal compressor at ________…
  22. After-cooler is used to
  23. The pressure ratio in gas turbines is of the order of
  24. A jet engine has
  25. Diffuser in a compressor is used to
  26. The maximum temperature in a gas turbine is
  27. The clearance volume of the air compressor is kept minimum because
  28. In gas turbines, high thermal efficiency is obtained in
  29. The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram…
  30. In a single acting reciprocating compressor, the suction, compression and delivery of air takes place…