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The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will

A. Increase

B. Decrease

C. Remain unchanged

D. Increase/decrease depending on application

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  1. The buckling load for a given column depends upon
  2. Reversed Joule cycle is known as
  3. Which of the following process can be made reversible with the help of a regenerator?
  4. The bending equation is
  5. True stress strain-curve for materials is plotted between
  6. The efficiency of Joule cycle is
  7. The compression ratio for petrol engines is
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  16. A steel bar of 5 mm is heated from 25°C to 45°C and it is free to expand. The bar will induce
  17. The heating of gas at constant volume is governed by
  18. The absolute zero pressure will be
  19. The mass of excess air supplied is equal to
  20. The efficiency of the dual combustion cycle for the same compression ratio is __________ Diesel cycle.
  21. A thin mild steel wire is loaded by adding loads in equal increments till it breaks. The extensions…
  22. Diesel cycle consists of __________ processes.
  23. The extension of a circular bar tapering uniformly from diameter d₁ at one end to diameter d₂…
  24. When a rectangular beam is loaded transversely, the maximum compressive stress is developed on the
  25. High air-fuel ratio in gas turbines
  26. The temperature at which the volume of a gas becomes zero is called
  27. The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit…
  28. The efficiency of Stirling cycle is __________ Carnot cycle.
  29. Otto cycle consists of following four processes
  30. For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order