Steam Boilers, Engines, Nozzles and Turbines A supercritical boiler is one that operates above the pressure and temperature of following values 100 kg/cm² and 540°C 1 kg/cm² and 100°C 218 kg/cm² abs and 373°C 218 kg/cm² abs and 540°C 100 kg/cm² and 540°C 1 kg/cm² and 100°C 218 kg/cm² abs and 373°C 218 kg/cm² abs and 540°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a cross-head is to guide motion of the _________ and to prevent it from bending. Piston rod Connecting rod Eccentric rod Valve rod Piston rod Connecting rod Eccentric rod Valve rod ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines It is required to produce large amount of steam at low pressure. Which boiler should be used? Lancashire boiler Babcock and Wilcox boiler Pulverized fuel fired boiler Cochran boiler Lancashire boiler Babcock and Wilcox boiler Pulverized fuel fired boiler Cochran boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Extract heat from the exhaust flue gases Increase thermal efficiency of boiler Increase flue gas temperature Economize on fuel Extract heat from the exhaust flue gases Increase thermal efficiency of boiler Increase flue gas temperature Economize on fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The compounding of turbines is done in order to All of these Improve efficiency Reduce exit losses Reduce speed of rotor All of these Improve efficiency Reduce exit losses Reduce speed of rotor ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes in a Lancashire boiler compared to its shell is One-half Two-fifth One-third Two-fourth One-half Two-fifth One-third Two-fourth ANSWER DOWNLOAD EXAMIANS APP
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