Steam Boilers, Engines, Nozzles and Turbines The flow of steam is supersonic At the throat of the nozzle In the convergent portion of the nozzle At the entrance to the nozzle In the divergent portion of the nozzle At the throat of the nozzle In the convergent portion of the nozzle At the entrance to the nozzle In the divergent portion of the nozzle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The object of producing draught in a boiler is To discharge the gases of combustion to the atmosphere through the chimney All of the listed here To exhaust the gases of combustion from the combustion chamber To provide an adequate supply of air for the fuel combustion To discharge the gases of combustion to the atmosphere through the chimney All of the listed here To exhaust the gases of combustion from the combustion chamber To provide an adequate supply of air for the fuel combustion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Sulphur in coal results in All of these Facilitating ash precipitation Spontaneous combustion during coal storage Corroding air heaters All of these Facilitating ash precipitation Spontaneous combustion during coal storage Corroding air heaters ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Alkaline pyrogallate is used in Orsat's apparatus for absorption of CO N₂ CO₂ O₂ CO N₂ CO₂ O₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a velocity compounded impulse turbine, when steam flows through the second row of moving blades, Velocity decreases Velocity remains constant Velocity increases Pressure remains constant Velocity decreases Velocity remains constant Velocity increases Pressure remains constant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the energy required to produce the artificial draught (expressed in meters head or J/kg of flue gas) to the mechanical equivalent of extra heat carried away per kg of flue gases due to natural draught, is known as Power of the boiler Efficiency of the chimney Efficiency of the fan Efficiency of the boiler Power of the boiler Efficiency of the chimney Efficiency of the fan Efficiency of the boiler ANSWER DOWNLOAD EXAMIANS APP
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