Steam Boilers, Engines, Nozzles and Turbines The safety valve on boiler drum compared to safety valve on superheater is set at Lower/higher depending on steam flow Lower value Higher value Same value Lower/higher depending on steam flow Lower value Higher value Same value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the nozzle operates with the maximum mass flow, the nozzle is said to be Choked None of these Over-damping Under-damping Choked None of these Over-damping Under-damping ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 450 m/s 900 m/s 79 m/s 188 m/s 450 m/s 900 m/s 79 m/s 188 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The water tubes in a Babcock and Wilcox boiler are Horizontal Inclined Horizontal and inclined Vertical Horizontal Inclined Horizontal and inclined Vertical ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A closed vessel made of steel and used for the generation of steam is called a Steam turbine Steam injector Steam condenser Steam boiler Steam turbine Steam injector Steam condenser Steam boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The impulse turbine rotor efficiency will have a maximum value of 0.5 cos 2α, where α is the nozzle exit flow angle, if the Blade solidity is 0.65 Blade velocity coefficient is unity Blades are equiangular Blades are equiangular and frictionless Blade solidity is 0.65 Blade velocity coefficient is unity Blades are equiangular Blades are equiangular and frictionless ANSWER DOWNLOAD EXAMIANS APP
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