An air preheater is installed

A. Before the economiser

B. Before the superheater

C. Between the economiser and chimney

D. None of these

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

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  1. Which of the following is a fire tube boiler?
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  3. In order to reduce the rotor speed of an impulse turbine, the method employed is
  4. The effect of super-saturation is that the
  5. An economiser is installed in a boiler primarily to
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  14. The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised…
  15. When steam after doing work in the cylinder passes into a condenser, the engine is said to be a
  16. Fire tube boilers are those in which
  17. Reheating of steam in a turbine
  18. The draught may be produced by a
  19. If partial pressure of air and steam be pa and ps respectively in a condenser, then according to Dalton's…
  20. A safety valve in a locomotive starts leaking. The leaking medium will be
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  23. The ratio of heat utilised to produce steam and the heat liberated in furnace is known as
  24. When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as
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  27. A regenerative steam cycle renders
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