Steam Boilers, Engines, Nozzles and Turbines The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised by a device known as Feed check valve Feed pump Injector Pressure gauge Feed check valve Feed pump Injector Pressure gauge ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic purpose of drum in boiler is to Remove salts from water Serve as storage of steam Serve as storage of feed water for water wall Separate steam from water Remove salts from water Serve as storage of steam Serve as storage of feed water for water wall Separate steam from water 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-half Two-fifth One-third One-fourth One-half Two-fifth One-third One-fourth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. None of these Increases Has no effect on Decreases None of these Increases Has no effect on Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are None of these Externally fired Internally fired Internally as well as externally fired None of these Externally fired Internally fired Internally as well as externally fired ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston in a steam engine is To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross-head To guide motion of the piston rod and to prevent it from bending None of these To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross-head To guide motion of the piston rod and to prevent it from bending None of these ANSWER DOWNLOAD EXAMIANS APP
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