Steam Boilers, Engines, Nozzles and Turbines Water tube boilers are those in which Flue gases pass through tubes and water around it Water passes through the tubes and flue gases around it Change in enthalpy Work is done during adiabatic expansion Flue gases pass through tubes and water around it Water passes through the tubes and flue gases around it Change in enthalpy Work is done during adiabatic expansion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In designing air preheaters, the important design consideration is that Handling and maintenance should be easier Approach temperature should be as low as possible Heat transfer area should be optimum Stack gases should not be cooled to the dew point Handling and maintenance should be easier Approach temperature should be as low as possible Heat transfer area should be optimum Stack gases should not be cooled to the dew point ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A valve installed between the boiler and the feed pump is Blow off cock Feed check valve Steam stop valve None of these Blow off cock Feed check valve Steam stop valve None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. 180° 90° 60° 270° 180° 90° 60° 270° ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The safety valve at superheater as compared to drum safety valve setting is set at Lower value Higher value Any value Same value Lower value Higher value Any value Same value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines 1 kg.m is equal to 102 Joules 427 Joules 9.81 Joules None of these 102 Joules 427 Joules 9.81 Joules None of these ANSWER DOWNLOAD EXAMIANS APP