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The number of water level indicators in a boiler are generally _________ in number.

A. One

B. Two

C. Three

D. Four

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  1. On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented…
  2. The best suited coal for chain or travelling grate stoker boiler is
  3. The high pressure boiler is one, which produces steam at a pressure more than
  4. An economiser in a boiler
  5. The diagram factor is the ratio of the
  6. The power of a boiler may be defined as
  7. In designing air preheaters, the important design consideration is that
  8. The clearance in the engine cylinder
  9. In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder…
  10. The specific heat of superheated steam in kcal/kg is generally of the order of
  11. Which of the following statement is wrong?
  12. In a reaction turbine, when steam flows through the moving blades,
  13. The dry saturated steam at very high pressure (150200 kg/cm²) when throttled to atmosphere will…
  14. Which device is used in thermal power plants to reduce level of pollution?
  15. In a receiver type compound engine, the high pressure and low pressure cylinders
  16. In locomotives, the draught is produced by
  17. In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15…
  18. The fire tubes in a Scotch marine boiler are
  19. Locomotive boiler is of the following type
  20. The fire tubes in a Cochran boiler are
  21. Boiler H.P. is defined as the
  22. Locomotive type' boiler is
  23. The velocity of steam at throat of the nozzle is __________ the velocity of sound.
  24. The critical pressure gives the velocity of steam at the throat
  25. By compounding the expansion of steam in two or more cylinders, the length of stroke
  26. A closed vessel made of steel and used for the generation of steam is called a
  27. An impulse turbine as compared to a reaction turbine, for a given power has _________ row of blades.
  28. The ratio of total useful heat drop to the total isentropic heat drop, is called
  29. In an impulse turbine, steam expands
  30. The function of a piston in a steam engine is