Steam Boilers, Engines, Nozzles and Turbines For combustion of a fuel, following is essential All the three above Correct fuel air ratio O₂ to support combustion Proper ignition temperature All the three above Correct fuel air ratio O₂ to support combustion Proper ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Benson boiler requires One drum Two drums No drum Three drums One drum Two drums No drum Three drums ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In reaction turbines, the axial thrust is due to None of these Change in axial velocity Both (A) and (B) Pressure drop across the rotor None of these Change in axial velocity Both (A) and (B) Pressure drop across the rotor 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 Over-damping Under-damping None of these Choked Over-damping Under-damping None of these Choked ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If partial pressure of air and steam be ‘pa’ and ‘ps’ respectively in a condenser, then according to Dalton's law, the pressure in condenser is equal to ps - pa None of these pa + ps pa - ps ps - pa None of these pa + ps pa - ps ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler are Vertical Horizontal None of these Inclined Vertical Horizontal None of these Inclined ANSWER DOWNLOAD EXAMIANS APP