A safety valve mainly used with locomotive and marine boilers is

A. Lever safety valve

B. Dead weight safety valve

C. High steam and low water safety valve

D. Spring loaded safety valve

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  1. The condition of steam in boiler drum is always
  2. Efficiency of Rankine cycle can be increased by
  3. Fire tube boilers are limited to a maximum working pressure of
  4. The reheat factor is the ratio of the
  5. A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes…
  6. De-Laval turbine is a
  7. The water tubes in a Babcock and Wilcox boiler are
  8. The major axis of elliptical manholes on the shell should be provided
  9. A binary vapour plant consists of
  10. A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached…
  11. The diameter of flue tube in a Cornish boiler is _________ that of the shell.
  12. Over fire burning is the phenomenon of
  13. Water tube boilers are
  14. The velocity of steam at throat of the nozzle is __________ the velocity of sound.
  15. The amount of water evaporated in kg per kg of fuel burnt is called
  16. The length of shell of a Locomotive boiler is
  17. The maximum discharge through a chimney occurs when the height of chimney is
  18. In locomotive boiler, maximum steam pressure is limited to
  19. The safety valve at superheater as compared to drum safety valve setting is set at
  20. Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler?
  21. The diameter of fire tube of Cornish boiler compared to its shell is
  22. Multi-stage steam turbines are of the
  23. Which of the following substance will have same percentage in both proximate and ultimate analysis?
  24. When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as
  25. A device used to increase the temperature of saturated steam without raising its pressure, is called
  26. The actual vacuum in a condenser is equal to
  27. Thermal efficiency of well maintained boiler will be of the order
  28. Duplex feed pumps are used in small steam boilers. These operate on the principle of
  29. In reaction turbines, the axial thrust is due to
  30. The velocity of whirl at outlet for an axial discharge turbine is