Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small steam plants is to Create vacuum in furnace Create vacuum at turbine exhaust Pump feed water Dose chemicals in feed water Create vacuum in furnace Create vacuum at turbine exhaust Pump feed water Dose chemicals in feed water ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, pā) will be 9.9 bar 3.3 bar 8.2 bar 5.46 bar 9.9 bar 3.3 bar 8.2 bar 5.46 bar ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for gases is 0.546 0.577 0.582 0.528 0.546 0.577 0.582 0.528 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure gives the velocity of steam at the throat Equal to the velocity of sound Less than the velocity of sound More than the velocity of sound None of these Equal to the velocity of sound Less than the velocity of sound More than the velocity of sound None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be One-half the height of chimney Equal to the height of chimney Four times the height of chimney Two times the height of chimney One-half the height of chimney Equal to the height of chimney Four times the height of chimney Two times the height of chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The number of flue tubes in Lancashire boiler is Two Four One Zero Two Four One Zero ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS