Parson's reaction turbine is a __________ reaction turbine.

A. 40 percent

B. 50 percent

C. 60 percent

D. 70 percent

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  1. Coke is produced by
  2. O₂ content in atmospheric air on weight basis is
  3. In an impulse reaction turbine, the pressure drops gradually and continuously over
  4. The steam leaves the nozzle at a
  5. The safety valve on boiler drum compared to safety valve on superheater is set at
  6. Which of the following statement is wrong?
  7. By compounding the expansion of steam in two or more cylinders, the ratio of expansion
  8. In an impulse turbine, steam expands
  9. The missing quantity per stroke is equal to
  10. With increase in load, convection superheater has
  11. Calorific value of coal is of the order of
  12. Stoichiometric quantity of air is the
  13. The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂…
  14. The maximum steam pressure in a Locomotive boiler is limited to
  15. The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle)
  16. The diameter of fire tube of Cornish boiler compared to its shell is
  17. In regenerative air preheaters, the heat is transferred
  18. The function of a piston rod is
  19. The critical pressure ratio for initially dry saturated steam is
  20. The process of maintaining the speed of the turbine constant for various load conditions, is known as
  21. Superheating of steam is done at
  22. The diagram efficiency is the ratio of
  23. Equivalent evaporation of water is the evaporation for a feed water supply at 100°C
  24. There is always some steam left in the clearance space from the previous stroke. This steam left in…
  25. The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop
  26. The device attached to the steam chest for preventing explosions due to excessive internal pressure…
  27. Locomotive boiler is a
  28. Which of the following is correct? (Where pa = Actual mean effective pressure, pm = Theoretical mean…
  29. The function of a crosshead is to guide motion of the _________ and to prevent it from bending.
  30. The water tubes in a simple vertical boiler are