Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Fusible plug Safety valve Water level indicator Pressure gauge Fusible plug Safety valve Water level indicator Pressure gauge ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse turbine The steam is expanded both in fixed and moving blades continuously The pressure and temperature of steam remains constant The steam is expanded in nozzles only and there is a pressure drop and heat drop The steam is expanded in moving blades only The steam is expanded both in fixed and moving blades continuously The pressure and temperature of steam remains constant The steam is expanded in nozzles only and there is a pressure drop and heat drop The steam is expanded in moving blades only ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Condenser efficiency Nozzle efficiency Boiler efficiency Vacuum efficiency Condenser efficiency Nozzle efficiency Boiler efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure at which latent heat of vaporisation is zero is 100 kgf/ cm² 1 kgf/ cm² 225.65 kgf/ cm² 273 kgf/ cm² 100 kgf/ cm² 1 kgf/ cm² 225.65 kgf/ cm² 273 kgf/ cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from engine Benson boiler Locomotive boiler Babcock and Wilcox boiler Lancashire boiler Benson boiler Locomotive boiler Babcock and Wilcox boiler Lancashire boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum discharge of steam through a convergent-divergent nozzle depends upon Area of nozzle at throat Final pressure of steam leaving the nozzle Initial pressure and volume of steam Both (A) and (B) Area of nozzle at throat Final pressure of steam leaving the nozzle Initial pressure and volume of steam Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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