Home

The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency, and hd = Enthalpy or heat drop during expansion of steam in a nozzle)

A. V = 44.72 hd K

B. V = 44.72 K hd

C. V = 44.72 K hd

D. V = 44.72 K hd

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

You can do it
  1. The maximum discharge of steam through a convergent-divergent nozzle depends upon
  2. Which of the following is a water tube boiler?
  3. Maximum energy loss in a boiler occurs due to
  4. The water tubes in a Babcock and Wilcox boiler are
  5. The specific volume of steam with increase in pressure decreases
  6. Hygrometry deals with the
  7. A device used to increase the temperature of saturated steam without raising its pressure, is called
  8. The coal requirement per kW hour generation in the thermal power plant is of the order of
  9. The draught may be produced by a
  10. Natural water circulation, by convection in water tube boilers, with increase in pressure of boiler
  11. Thermal equilibrium means that the flow of steam is
  12. In regenerative air preheaters, the heat is transferred
  13. The length of Cornish boiler varies from
  14. Tertiary air is the air used to
  15. The fire tubes in a Cochran boiler are
  16. Coke is produced by
  17. Superheating of steam is done at
  18. In a throttling process
  19. The temperature of flue gases at air heater outlet should be
  20. The ratio of the useful heat drop to the isentropic heat drop is called
  21. When the inlet pressure of steam is equal to the exit pressure, then
  22. Throttle governing of steam engines is a method of controlling the engine output by varying
  23. The principal function of a stop valve is to
  24. In a reaction turbine when the degree of reaction is zero, then there is
  25. A steam turbine, in which a part of the steam after partial expansion, is used for process heating and…
  26. The change in internal energy in steam engines equals to
  27. An economiser in a boiler
  28. The object of producing draught in a boiler is
  29. In an impulse turbine, steam expands
  30. It is required to produce large amount of steam at low pressure. Which boiler should be used?