Lancashire boiler is of

A. Stationary < fire tube type

B. Horizontal type

C. Natural circulation type

D. All of the above

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  1. The device attached to the steam chest for preventing explosions due to excessive internal pressure…
  2. In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from…
  3. When the inlet pressure of steam is equal to the exit pressure, then
  4. The flow of steam is supersonic
  5. Mechanical equivalent of heat for 1 kcal or Joule's equivalent is equal to
  6. In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum…
  7. Which of the following is correct? (Where pa = Actual mean effective pressure, pm = Theoretical mean…
  8. In natural circulation type boiler,
  9. A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls…
  10. A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off…
  11. The maximum efficiency of a reaction turbine is
  12. The temperature of flue gases at air heater outlet should be
  13. Blading efficiency is also known as
  14. Maximum energy loss in a boiler occurs due to
  15. The efficiency of an impulse turbine is maximum when (where Vb = Blade speed, V = Absolute velocity…
  16. In a nozzle, the effect of super-saturation is to
  17. A device used to increase the temperature of saturated steam without raising its pressure, is called
  18. In a glass tube type water indicator for a boiler, one end of the tube is connected to water space and…
  19. Reheating of steam in a turbine
  20. Expansion ratio is the ratio of
  21. The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes…
  22. Fusible plug for boilers is made of fusible metal containing tin, lead, and
  23. Green coal, in order to be burnt, must be
  24. The shell of the Cochran boiler is made hemispherical
  25. In a steam condenser, the partial pressure of steam and air are 0.06 bar and 0.007 bar respectively.…
  26. The clearance in the engine cylinder
  27. Stoichiometric quantity of air is the
  28. Equivalent evaporation is the amount of water evaporated in a boiler from and at
  29. The function of a crosshead is to guide motion of the _________ and to prevent it from bending.
  30. Feed water conditioning in thermal power plants in done to