Steam Boilers, Engines, Nozzles and Turbines In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of 10 atmospheres 20 atmospheres 30 atmospheres 40 atmospheres 10 atmospheres 20 atmospheres 30 atmospheres 40 atmospheres ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler H.P. is defined as the The evaporation of 15.65 kg of water per hour from and at 100°C into dry saturated steam Work done in evaporating 1 kg of steam per hour from and at 100°C into dry saturated steam Steam evaporation rate per kg of fuel fired Work done by 1 kg of steam at saturation condition The evaporation of 15.65 kg of water per hour from and at 100°C into dry saturated steam Work done in evaporating 1 kg of steam per hour from and at 100°C into dry saturated steam Steam evaporation rate per kg of fuel fired Work done by 1 kg of steam at saturation condition ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The chimney draught varies with Height of chimney Temperature of furnace gases Climatic conditions All of these Height of chimney Temperature of furnace gases Climatic conditions All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.4 0.21 0.3 0.23 0.4 0.21 0.3 0.23 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small capacity boilers is to Create vacuum Pump water, similar to boiler feed pump Inject chemical solution in feed pump Add make up water in the system Create vacuum Pump water, similar to boiler feed pump Inject chemical solution in feed pump Add make up water in the system ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio (p₂/p₁) is given by (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) (p₂/p₁) = [(n - 1)/2] n + (1/n) (p₂/p₁) = [2/(n + 1)] n/(n-1) (p₂/p₁) = [(n + 1)/2] n - (1/n) (p₂/p₁) = [2/(n - 1)] n/(n + 1) (p₂/p₁) = [(n - 1)/2] n + (1/n) ANSWER DOWNLOAD EXAMIANS APP
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