Steam Boilers, Engines, Nozzles and Turbines In locomotives, the draught is produced by Both combined (A) and (B) Steam jet draught Chimney Induced draft fan Both combined (A) and (B) Steam jet draught Chimney Induced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 79 m/s 900 m/s 450 m/s 188 m/s 79 m/s 900 m/s 450 m/s 188 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of super-saturation is that the 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 Exit velocity of steam reduces All of these Mass of the steam discharged increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small steam plants is to Pump feed water Create vacuum in furnace Dose chemicals in feed water Create vacuum at turbine exhaust Pump feed water Create vacuum in furnace Dose chemicals in feed water Create vacuum at turbine exhaust ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Orsat meter is used for Gravimetric analysis of the flue gases Volumetric analysis of the flue gases Mass flow of the flue gases Measuring smoke density of flue gases Gravimetric analysis of the flue gases Volumetric analysis of the flue gases Mass flow of the flue gases Measuring smoke density of flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The three "Ts" for good combustion are Total air, time, and temperature Total air, true fuel, and turbulence Temperature, time, and turbulence Thorough mixing, total air and temperature Total air, time, and temperature Total air, true fuel, and turbulence Temperature, time, and turbulence Thorough mixing, total air and temperature ANSWER DOWNLOAD EXAMIANS APP
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