The diagram factor is the ratio of the

A. Area of the actual indicator diagram to the area of theoretical indicator diagram

B. Actual workdone per stroke to the theoretical workdone per stroke

C. Actual mean effective pressure to the theoretical mean effective pressure

D. Any one of the above

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

You can do it
  1. The overall efficiency of thermal power plant is
  2. The density of supersaturated steam is about __________ that of the ordinary saturated vapour at the…
  3. In water tube boilers
  4. Willian's law states that the steam consumption per hour provided with a throttled governor is proportional…
  5. Which of the following boiler works on a forced circulation of water?
  6. The pressure velocity compounded impulse turbine allows a bigger pressure drop and hence __________…
  7. The specific volume of steam with increase in pressure decreases
  8. In a reaction turbine
  9. Natural water circulation, by convection in water tube boilers, with increase in pressure of boiler
  10. Which of the following coals has the highest calorific value?
  11. An economiser _________ the steam raising capacity of a boiler.
  12. A safety valve in a locomotive starts leaking. The leaking medium will be
  13. The change in internal energy in steam engines equals to
  14. Boiler stays are used to
  15. The high pressure and low pressure cylinders in a Woolf type compound engine are regarded as having…
  16. The radius of a dished head is taken approximately as
  17. Sulphur in coal results in
  18. In locomotive boiler, maximum steam pressure is limited to
  19. The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure.
  20. De-Laval turbine is a
  21. The function of a valve rod is
  22. In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the…
  23. Curtis turbine is a
  24. In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy…
  25. In designing air preheaters, the important design consideration is that
  26. Steam exhaust from high pressure turbine is reheated in
  27. The dry saturated steam at very low pressure, (510 kg/cm²) when throttled to atmosphere will become
  28. In an impulse reaction turbine, the pressure drops gradually and continuously over
  29. In recuperative air preheaters, the heat is transferred
  30. The difference between Cornish boiler and Lancashire boiler is that