Home

The critical pressure ratio for gases is

A. 0.528

B. 0.546

C. 0.577

D. 0.582

Related Questions

  1. A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the…
  2. Presence of moisture in fuel oil would
  3. Evaporative capacity of boiler is expressed as
  4. In water wall furnace, the heat is transferred to the water walls by
  5. The equivalent evaporation is defined as
  6. When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent…
  7. The discharge is __________ at critical pressure.
  8. An economiser in a boiler
  9. Which of the following statement is correct?
  10. In an impulse turbine
  11. A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached…
  12. A packaged boiler is one in which various parts like firing equipment, fans, feed pumps and automatic…
  13. The specific volume of steam with increase in pressure decreases
  14. In natural circulation type boiler,
  15. Film boiling occurs at
  16. In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of
  17. A wet vapour can be completely specified by
  18. In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy…
  19. Efficiency of a thermal cycle increases by
  20. Adiabatic process is
  21. Which of the following statement is correct?
  22. Blading efficiency is also known as
  23. Which type of boiler can meet rapid changes of load?
  24. The maximum steam pressure in a Locomotive boiler is limited to
  25. A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes…
  26. If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined…
  27. The heat balance sheet for the boiler shows the
  28. Calorific value of coal is of the order of
  29. In forced recirculation type boiler,
  30. The difference of supersaturated temperature and saturation temperature at that pressure is called

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