Steam Boilers, Engines, Nozzles and Turbines A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes to the furnace for combustion purpose, is known as Air-preheater Economizer Superheater Injector Air-preheater Economizer Superheater Injector ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The steam leaves the nozzle at a High pressure and a low velocity Low pressure and a low velocity High pressure and a high velocity Low pressure and a high velocity High pressure and a low velocity Low pressure and a low velocity High pressure and a high velocity Low pressure and a high velocity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Decreases fuel consumption Increases steam flow Decreases steam pressure Increases steam pressure Decreases fuel consumption Increases steam flow Decreases steam pressure Increases steam pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Locomotive boiler is a Single tube, horizontal, internally fired and stationary boiler Single tube, vertical, externally fired and stationary boiler Multi-tubular, horizontal, internally fired and mobile boiler Multi-tubular, horizontal, externally fired and stationary boiler Single tube, horizontal, internally fired and stationary boiler Single tube, vertical, externally fired and stationary boiler Multi-tubular, horizontal, internally fired and mobile boiler Multi-tubular, horizontal, externally fired and stationary boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The numbers of fire tubes in a Cochran boiler are 165 225 115 75 165 225 115 75 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat utilized to produce steam and the heat liberated in furnace is known as Boiler efficiency Boiler evaporative capacity Boiler effectiveness Factor of evaporation Boiler efficiency Boiler evaporative capacity Boiler effectiveness Factor of evaporation ANSWER DOWNLOAD EXAMIANS APP
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