Steam Boilers, Engines, Nozzles and Turbines Water tube boilers are those in which Work is done during adiabatic expansion Change in enthalpy Water passes through the tubes and flue gases around it Flue gases pass through tubes and water around it Work is done during adiabatic expansion Change in enthalpy Water passes through the tubes and flue gases around it Flue gases pass through tubes and water around it ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction in the nozzle ___ dryness fraction of steam. Decreases Increases None of the listed here Has no effect on Decreases Increases None of the listed here Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The missing quantity per stroke is equal to Mass of cushion steam + cylinder feed Mass of cushion steam + indicated mass of steam Cylinder feed + indicated mass of steam Cylinder feed indicated mass of steam Mass of cushion steam + cylinder feed Mass of cushion steam + indicated mass of steam Cylinder feed + indicated mass of steam Cylinder feed indicated mass of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in, a Coarran and Scottish marine boiler are Inclined Horizontal Both horizontal and vertical Vertical Inclined Horizontal Both horizontal and vertical Vertical ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Parsons' reaction turbine has Only moving blades Only fixed blades Identical fixed and moving blades Fixed and moving blades of different shape Only moving blades Only fixed blades Identical fixed and moving blades Fixed and moving blades of different shape ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A supercritical boiler is one that operates above the pressure and temperature of following values 218 kg/cm² abs and 373°C 100 kg/cm² and 540°C 1 kg/cm² and 100°C 218 kg/cm² abs and 540°C 218 kg/cm² abs and 373°C 100 kg/cm² and 540°C 1 kg/cm² and 100°C 218 kg/cm² abs and 540°C ANSWER DOWNLOAD EXAMIANS APP
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