The flow through a nozzle is regarded as

A. Constant volume flow

B. Constant pressure flow

C. Isothermal flow

D. Isentropic flow

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  1. The ratio of the workdone on the blades to the energy supplied to the blades, is called
  2. The indicated thermal efficiency is defined as the
  3. In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace…
  4. Which of the following statement is wrong?
  5. In an impulse turbine, steam expands
  6. Locomotive boiler is of the following type
  7. In a velocity compounded impulse turbine, when steam flows through the second row of moving blades,
  8. The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes…
  9. The missing quantity per stroke is equal to
  10. At critical point, i.e. p = 225.65 kg/cm², the latent enthalpy of vaporisation is
  11. The increase in pressure
  12. The steam leaves the nozzle at a
  13. A device used to heat feed water by utilising the heat in me exhaust flue gases before leaving through…
  14. The selection of type and size of a steam boiler depends upon
  15. Size of boiler tubes is specified by
  16. The value of the reheat factor varies from
  17. Thermal efficiency of well maintained boiler will be of the order
  18. The length of Lancashire boiler varies from
  19. For water, at pressures below atmospheric;
  20. Natural water circulation, by convection in water tube boilers, with increase in pressure of boiler
  21. Blading efficiency is also known as
  22. On Mollier chart, flow through turbine is represented by
  23. Which of the following statement is correct?
  24. The rate of steam produced in Benson boiler is
  25. Thermal equilibrium means that the flow of steam is
  26. The change in internal energy in steam engines equals to
  27. The cylindrical shell of a Lancashire boiler has diameter from
  28. The efficiency of steam turbines may be improved by
  29. Which of the following boilers is best suited to meet fluctuating demands?
  30. In order to reduce the rotor speed of an impulse turbine, the method employed is