The velocity of flue gases (V) through the chimney under a static draught of (H') metres is given by

A. V = 2g H'

B. V = 2g/H'

C. V = H'/2g

D. V = 2gH'

Related Questions

  1. The amount of water evaporated from feed water at _________ into dry and saturated steam at 100°…
  2. In an ideal impulse turbine, the
  3. The flow through a nozzle is regarded as
  4. Which of the following is a water tube boiler?
  5. The indicated thermal efficiency is defined as the
  6. Spontaneous combustion is a phenomenon in which
  7. The compounding of turbines is done in order to
  8. Benson boiler requires
  9. A fusible plug is fitted in small boilers in order to
  10. In a boiler, the heat is lost
  11. Fire tube boilers are those in which
  12. The ratio of heat equivalent to brake power to the energy supplied in steam is known as
  13. Pour point of fuel oil is the
  14. The specific volume of steam with increase in pressure decreases
  15. In water tube boilers
  16. Which type of boiler can meet rapid changes of load?
  17. Tertiary air is the air used to
  18. The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN = Nozzle…
  19. Which of the following varieties of coals is mostly used in steam boilers?
  20. The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes…
  21. The critical pressure ratio for initially wet steam is
  22. A single acting steam engine produces ________ power than that of double acting steam engine.
  23. Steam exhaust from high pressure turbine is reheated in
  24. When the circulation of water, in a boiler, is by convection currents which are set up during the heating…
  25. Which of the following boiler works on a forced circulation of water?
  26. Which of the following gases has the highest calorific value?
  27. An economiser is generally placed between
  28. For maximum discharge through a chimney, the condition is that height of hot gas column producing the…
  29. A condenser in a steam power plant
  30. Green coal, in order to be burnt, must be

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