Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Decrease specific volume of steam Increase the heat drop Decrease dryness fraction of steam Increase the entropy Decrease specific volume of steam Increase the heat drop Decrease dryness fraction of steam Increase the entropy 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 theoretical indicator diagram of a simple steam engine is based upon the assumption that The expansion (or compression) of the steam is hyperbolic There is no pressure drop due to condensation Steam is admitted at boiler pressure and exhausted at condenser pressure All of these The expansion (or compression) of the steam is hyperbolic There is no pressure drop due to condensation Steam is admitted at boiler pressure and exhausted at condenser pressure All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum working pressure of 170 MN/m² 17 MN/m² 0.17 MN/m² 1.7 MN/m² 170 MN/m² 17 MN/m² 0.17 MN/m² 1.7 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Willian’s line for the steam engine is a straight line relationship between the steam consumption per hour and Pressure of steam Efficiency Indicated power Brake power Pressure of steam Efficiency Indicated power Brake power ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diagram factor is the ratio of the Any one of the above Actual workdone per stroke to the theoretical workdone per stroke Area of the actual indicator diagram to the area of theoretical indicator diagram Actual mean effective pressure to the theoretical mean effective pressure Any one of the above Actual workdone per stroke to the theoretical workdone per stroke Area of the actual indicator diagram to the area of theoretical indicator diagram Actual mean effective pressure to the theoretical mean effective pressure ANSWER DOWNLOAD EXAMIANS APP
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