Expansion ratio is the ratio of
Swept volume to the volume at cut-off
Clearance volume to the swept volume
Volume at cut-off to the swept volume
Swept volume to the clearance volume
- The cylinder condensation or missing quantity may be reduced by
- Reheating of steam in a turbine
- In fire tube boilers
- An economiser is generally placed between
- If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined…
- Which is not correct statement about the function of furnace?
- In locomotives, the draught is produced by
- A stage, in reaction turbine, is represented by
- Spontaneous combustion is a phenomenon in which
- In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy…
- Stoichiometric quantity of air is the
- The friction present between the steam and the nozzle surfaces reduces the heat drop by
- In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace…
- The ratio of the workdone on the blades to the energy supplied to the blades, is called
- At which pressure the properties of water and steam become identical
- The velocity of steam at throat of the nozzle is __________ the velocity of sound.
- Water boils when its vapour pressure
- The density of supersaturated steam is about __________ that of the ordinary saturated vapour at the…
- The ratio of brake power to the indicated power is known as
- Locomotive type' boiler is
- In a glass tube type water indicator for a boiler, one end of the tube is connected to water space and…
- Which of the following is a fire tube boiler?
- The performance of a boiler is measured by the
- The effect of bleeding is that
- The process of draining steam from the turbine, at certain points during its expansion and using this…
- The best suited coal for chain or travelling grate stoker boiler is
- O₂ content in atmospheric air on volume basis is
- Sublimation region is the region where
- A compound steam engine in which the high pressure and low pressure cylinders have common piston rod,…
- In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of