A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called

A. Blow off cock

B. Stop valve

C. Superheater

D. None of these

Related Questions

  1. The ratio of the workdone on the blades per kg of steam to the total energy supplied per stage per kg…
  2. Which of the following boiler works on a forced circulation of water?
  3. The diameter of flue tube in a Cornish boiler is _________ that of the shell.
  4. Natural water circulation, by convection in water tube boilers, with increase in pressure of boiler
  5. If partial pressure of air and steam be pa and ps respectively in a condenser, then according to Dalton's…
  6. The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂…
  7. The Locomotive boiler has
  8. Which of the following compound steam engine requires a smaller flywheel?
  9. The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity…
  10. Caking coals are those which
  11. The effect of friction in the nozzle __________ dryness fraction of steam.
  12. Thermal efficiency of well maintained boiler will be of the order
  13. The diameter of a cylindrical shell of a Scotch marine boiler varies from
  14. The bituminous coal is no caking if its carbon content is
  15. In reaction turbines, the axial thrust is due to
  16. Efficiency of a thermal cycle increases by
  17. Which of the following is a water tube boiler?
  18. For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is
  19. On Mollier chart, flow through turbine is represented by
  20. On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented…
  21. Duplex feed pumps are used in small steam boilers. These operate on the principle of
  22. The function of a flywheel is
  23. The value of the reheat factor varies from
  24. In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is
  25. Vacuum for reciprocating steam engines compared to steam turbines is
  26. Latent heat of dry steam at atmospheric pressure is equal to
  27. The best suited coal for chain or travelling grate stoker boiler is
  28. Relative percentage of heat absorbed through the heat transfer of (i) Furnace water wall (ii) Boiler…
  29. The action of steam in a steam turbine is
  30. A closed vessel made of steel and used for the generation of steam is called a

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