Steam Boilers, Engines, Nozzles and Turbines When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as Internally fired boiler Natural circulation boiler Forced circulation boiler Externally fired boiler Internally fired boiler Natural circulation boiler Forced circulation boiler Externally fired boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve mainly used with locomotive and marine boilers is Lever safety valve Spring loaded safety valve High steam and low water safety valve Dead weight safety valve Lever safety valve Spring loaded safety valve High steam and low water safety valve Dead weight safety valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The number of water level indicators in a boiler are generally __________ in number. Three Four Two One Three Four Two One ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction in the nozzle ___ dryness fraction of steam. Has no effect on Decreases Increases None of the listed here Has no effect on Decreases Increases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of well maintained boiler will be of the order 0.5 0.9 0.4 0.75 0.5 0.9 0.4 0.75 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Lancashire boiler varies from 5 to 6 m 6 to 7 m 9 to 10 m 7.25 to 9 m 5 to 6 m 6 to 7 m 9 to 10 m 7.25 to 9 m ANSWER DOWNLOAD EXAMIANS APP