For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler.
More
Less
Equal
None of these
- Locomotive boiler is of the following type
- Sulphur in coal results in
- In an impulse turbine
- The critical pressure at which latent heat of vaporisation is zero is
- The critical pressure gives the velocity of steam at the throat
- Reheating of steam in a turbine
- Sulphur content of fuels is very important to the plant operators because it
- Reheating of steam under ideal conditions takes place at constant
- The value of the reheat factor varies from
- Which of the following statement is wrong?
- The function of a valve rod is
- The relative heat absorption for successively added equal areas of boiler convection heating surfaces
- In water wall furnace, the heat is transferred to the water walls by
- The forced circulation of water does not take place in
- In fire tube boilers
- A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached…
- The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop
- An economiser is installed in a boiler primarily to
- In a reaction turbine when the degree of reaction is zero, then there is
- The height of chimney in a power plant is governed by
- Calorific value of coal is of the order of
- Hygrometry deals with the
- The density of supersaturated steam is about __________ that of the ordinary saturated vapour at the…
- The feed check valve is used in order to
- De-Laval turbines are mostly used
- The basic job of feed water treatment in boilers is to overcome the problem of
- Which of the following boiler works on a forced circulation of water?
- In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is
- The radius of a dished head is taken approximately as
- An economiser in a boiler