The radius of a dished head is taken approximately as
One fourth
Half
One
Two
- The temperature of flue gases at air heater outlet should be
- Water at pressure of 4 kg/cm² and 160°C temperature when exposed to atmosphere will
- The diameter of fire tubes in Cochran boiler is of the order of
- Which of the following statement is correct?
- A steam turbine, in which a part of the steam after partial expansion, is used for process heating and…
- In water wall furnace, the heat is transferred to the water walls by
- During polytropic process
- The length of Lancashire boiler varies from
- Thermal efficiency of well maintained boiler will be of the order
- In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from…
- The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity…
- In a Woolf type compound engine, the high pressure and low pressure cylinders
- A throttle governed steam engine develops 15 kW with 280 kg per hour of steam and 35 kW with 520 kg…
- The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency,…
- When the total heat of steam is h kJ/kg and the sensible heat of feed water is hf1 kJ/kg, then the factor…
- A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached…
- The ratio of the actual vacuum to the ideal vacuum in a condenser is called
- Proximate analysis of fuel is determination of percentage of
- The average value of diagram factor lies between
- The reheat factor depends upon
- In order to reduce the rotor speed of an impulse turbine, the method employed is
- Equivalent evaporation of water is the evaporation for a feed water supply at 100°C
- The principal function of a stop valve is to
- In an impulse reaction turbine, the pressure drops gradually and continuously over
- Willian's law states that the steam consumption per hour provided with a throttled governor is proportional…
- In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15…
- The function of a valve rod is
- The steam temperature with increase in load in case of a boiler fitted with radiation superheater
- The effect of friction on the flow of steam through a nozzle is to
- Which is not correct statement about pulverised fuel firing?