The efficiency of the plant __________ with the mechanical draught.

A. Increases

B. Decreases

C. Remains constant

D. None of these

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

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  1. During storage, the heating value of coal
  2. The draught may be produced by a
  3. One kilowatt-hour energy is equivalent to
  4. The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where…
  5. In a nozzle, the effect of super-saturation is to
  6. The diameter of fire tube of Cornish boiler compared to its shell is
  7. The ratio of brake power to the indicated power is known as
  8. The maximum heat loss is a boiler occurs due to
  9. Parson's turbine is a
  10. The feed check valve is used in order to
  11. A safety valve mainly used with locomotive and marine boilers is
  12. If the critical pressure ratio for steam is 0.546, then the steam is initially
  13. The length of Cornish boiler is of the order of
  14. The variation of steam pressure in the nozzle depends upon
  15. The difference of supersaturated temperature and saturation temperature at that pressure is called
  16. Which of the following varieties of coals is mostly used in steam boilers?
  17. The diameter of Cornish boiler varies from
  18. Pick up the wrong statement about critical condition of steam
  19. The fire tubes in a Cochran boiler usually have _________ diameter.
  20. The condition of steam in boiler drum is always
  21. Which of the following is steam dial?
  22. For a Parson's reaction turbine, if α₁ and α₂ are fixed blade angles at inlet…
  23. Water and sediment in fuel oil can be removed by
  24. Bomb calorimeter is used to determine
  25. A nozzle is said to be a convergent nozzle
  26. A device used to heat feed water by utilising the heat in me exhaust flue gases before leaving through…
  27. When the nozzle operates with the maximum mass flow, the nozzle is said to be
  28. The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure.
  29. The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency,…
  30. Spontaneous combustion is a phenomenon in which