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