Steam Boilers, Engines, Nozzles and Turbines The pressure at which latent heat of vaporisation of water is zero, is 100 kg/cm² Below atmospheric pressure 225.6 kg/cm² 1 kg/cm² 100 kg/cm² Below atmospheric pressure 225.6 kg/cm² 1 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Fusible plug Safety valve Water level indicator Pressure gauge Fusible plug Safety valve Water level indicator Pressure gauge ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The object of producing draught in a boiler is All of the listed here To provide an adequate supply of air for the fuel combustion To discharge the gases of combustion to the atmosphere through the chimney To exhaust the gases of combustion from the combustion chamber All of the listed here To provide an adequate supply of air for the fuel combustion To discharge the gases of combustion to the atmosphere through the chimney To exhaust the gases of combustion from the combustion chamber ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called Rankine efficiency None of these Stage efficiency Internal efficiency Rankine efficiency None of these Stage efficiency Internal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine when the degree of reaction is zero, then there is No heat drop in moving blades Maximum heat drop in fixed blades Maximum heat drop in moving blades No heat drop in fixed blades No heat drop in moving blades Maximum heat drop in fixed blades Maximum heat drop in moving blades No heat drop in fixed blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of super-saturation is that the Exit velocity of steam reduces All of these Mass of the steam discharged increases Entropy and specific volume of the steam increases Exit velocity of steam reduces All of these Mass of the steam discharged increases Entropy and specific volume of the steam increases ANSWER DOWNLOAD EXAMIANS APP
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