Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine, when steam flows through the fixed blades, Pressure and velocity both increases Pressure and velocity both decreases Pressure decreases while velocity increases Pressure increases while velocity decreases Pressure and velocity both increases Pressure and velocity both decreases Pressure decreases while velocity increases Pressure increases while velocity decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a 50% reaction turbine stage, tangential component of absolute velocity at rotor inlet is 537 m/s and the blade velocity is 454 m/s. The power output in kW of steam will be 296 kW 302 kW 282 kW 260 kW 296 kW 302 kW 282 kW 260 kW ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, radiant superheater has Drooping characteristic Rising characteristic Linear characteristic Flat characteristic Drooping characteristic Rising characteristic Linear characteristic Flat characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum discharge of steam through a convergent-divergent nozzle depends upon 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) Area of nozzle at throat ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is More Same Could be more or less depending on other factors Less More Same Could be more or less depending on other factors Less ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine. Three times Equal to Twice Four times Three times Equal to Twice Four times ANSWER DOWNLOAD EXAMIANS APP