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By compounding the expansion of steam in two or more cylinders, the length of stroke

A. Does not change

B. Increases

C. Decreases

D. None of these

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  1. The length of shell of a Locomotive boiler is
  2. Steam exhaust from high pressure turbine is reheated in
  3. A compound steam engine in which the high pressure and low pressure cylinders have common piston rod,…
  4. Benson boiler requires
  5. The high steam and low water safety valve is used to blow off steam when the
  6. Pick up the correct statement as regards Cornish boiler and Lancashire boiler
  7. The evaporation of 15.653 kg of water per hour from and at 100°C is called
  8. Carbonisation of coal is the process of
  9. The flow through a nozzle is regarded as
  10. The ratio of heat equivalent to brake power to the energy supplied in steam is known as
  11. The effect of friction in the nozzle __________ dryness fraction of steam.
  12. All steam engines work on
  13. The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised…
  14. The actual power supplied by the engine crankshaft is called
  15. The fire tubes in, a Coarran and Scottish marine boiler are
  16. The average value of diagram factor lies between
  17. When the cross-section of a nozzle increases continuously from entrance to exit, it is called a
  18. Hard coke is produced by carburisation of coal at
  19. The turbine blades are
  20. During storage, the heating value of coal
  21. The steam leaves the nozzle at a
  22. When the speed of the crankshaft is between 100 r.p.m. and 250 r.p.m., the engine said to be a
  23. Lancashire boiler is of
  24. Sulphur content of fuels is very important to the plant operators because it
  25. The forced circulation of water does not take place in
  26. Which of the following is correct? (Where pa = Actual mean effective pressure, pm = Theoretical mean…
  27. The rate of steam produced in Benson boiler is
  28. The diameter of cylindrical shell of the Lancashire boiler is of the order of
  29. The value of diagram factor depends upon
  30. The critical pressure ratio (p₂/p₁) is given by