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The fire tubes in a Scotch marine boiler are

A. Horizontal

B. Vertical

C. Inclined

D. None of these

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  1. Which of the following is a fire tube boiler?
  2. Desecration of feed water is carried out because it reduces
  3. Which of the following statement is correct?
  4. The change in internal energy in steam engines equals to
  5. The high pressure boiler is one, which produces steam at a pressure more than
  6. The ratio of heat equivalent to brake power to the energy supplied in steam is known as
  7. Which of the following statement is correct?
  8. A compound steam engine in which the high pressure and low pressure cylinders have common piston rod,…
  9. The factor of evaporation for all boilers is always
  10. Steam exhaust from high pressure turbine is reheated in
  11. An air preheater is installed
  12. Which of the following substance will have same percentage in both proximate and ultimate analysis?
  13. Cochran boiler is a
  14. The latent heat of steam with increase of pressure
  15. One kilowatt-hour energy is equivalent to
  16. The object of producing draught in a boiler is
  17. Which of the following boiler works on a forced circulation of water?
  18. A device used to heat feed water by utilising the heat in me exhaust flue gases before leaving through…
  19. Thermal efficiency of well maintained boiler will be of the order
  20. The mechanical draught _________ with the amount of smoke.
  21. The length of Cornish boiler varies from
  22. The cylindrical shell of a Lancashire boiler has diameter from
  23. A nozzle is said to be a divergent nozzle
  24. Blow off cock in a boiler is used to
  25. For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine…
  26. Presence of moisture in fuel oil would
  27. In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is…
  28. Sulphur content of fuels is very important to the plant operators because it
  29. Which is not correct statement about the function of furnace?
  30. Which device is used in thermal power plants to reduce level of pollution?