Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum working pressure of 170 MN/m² 1.7 MN/m² 17 MN/m² 0.17 MN/m² 170 MN/m² 1.7 MN/m² 17 MN/m² 0.17 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat equivalent to brake power to the energy supplied in steam is known as Overall efficiency Brake thermal efficiency Indicated thermal efficiency Mechanical efficiency Overall efficiency Brake thermal efficiency Indicated thermal efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as 50°C and 1.1 bar pressure 100°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure 50°C and 1.1 bar pressure 100°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes of a Lancashire boiler is about ___ that of its shell. One-fourth One-third One-half Two-fifth One-fourth One-third One-half Two-fifth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be 160/3 m/s 640/3 m/s 640 m/s 320/3 m/s 160/3 m/s 640/3 m/s 640 m/s 320/3 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of well maintained boiler will be of the order 0.9 0.4 0.5 0.75 0.9 0.4 0.5 0.75 ANSWER DOWNLOAD EXAMIANS APP
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