Steam Boilers, Engines, Nozzles and Turbines In a velocity compounded impulse turbine, when steam flows through the second row of moving blades, Velocity remains constant Velocity decreases Pressure remains constant Velocity increases Velocity remains constant Velocity decreases Pressure remains constant Velocity increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit. Blow off cock Safety valve Stop valve Fusible plug Blow off cock Safety valve Stop valve Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The major axis of elliptical manholes on the shell should be provided Circumferentially On dished end Anywhere Longitudinally Circumferentially On dished end Anywhere Longitudinally ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called Internal efficiency Rankine efficiency Stage efficiency None of these Internal efficiency Rankine efficiency Stage efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The expansion of steam, as it flows over the blades in reaction turbine, represents Throttling process Free expansion process Isothermal process Isentropic process Throttling process Free expansion process Isothermal process Isentropic process ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as Stop valve Superheater Fusible plug Blow off cock Stop valve Superheater Fusible plug Blow off cock ANSWER DOWNLOAD EXAMIANS APP
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