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The basic purpose of drum in boiler is to

A. Serve as storage of steam

B. Serve as storage of feed water for water wall

C. Remove salts from water

D. Separate steam from water

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  1. The draught produced by a steam jet issuing from a nozzle placed in the ash-pit under the fire grate…
  2. The high pressure boiler is one, which produces steam at a pressure more than
  3. Boiler H.P. is defined as the
  4. The principal function of a stop valve is to
  5. The diameter of a cylindrical shell of a Scotch marine boiler varies from
  6. The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent…
  7. An economiser _________ the steam raising capacity of a boiler.
  8. Carbonisation of coal is the process of
  9. Boiler stays are used to
  10. The pressure compounded impulse turbine as compared to velocity compounded turbine require __________…
  11. In cross compounding, the cylinders are arranged
  12. The number of flue tubes in Lancashire boiler is
  13. The flow of steam is supersonic
  14. The impulse turbine rotor efficiency will have a maximum value of 0.5 cos 2α, where α is the…
  15. The fire tubes in a Scotch marine boiler are
  16. Which device is used in thermal power plants to reduce level of pollution?
  17. The efficiency of steam turbines may be improved by
  18. A binary vapour plant consists of
  19. If the critical pressure ratio for steam is 0.546, then the steam is initially
  20. The function of a piston in a steam engine is
  21. The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades…
  22. The increase in pressure
  23. The draught in locomotive boilers is produced by a
  24. At which pressure the properties of water and steam become identical
  25. In water tube boilers
  26. Steam turbines may be classified according to
  27. It is required to produce large amount of steam at low pressure. Which boiler should be used?
  28. The missing quantity per stroke is equal to
  29. A nozzle is said to be a divergent nozzle
  30. In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of