Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase flue gas temperature Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Economize on fuel Increase flue gas temperature Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Economize on fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The flow through a nozzle is regarded as Constant pressure flow Isentropic flow Isothermal flow Constant volume flow Constant pressure flow Isentropic flow Isothermal flow Constant volume flow ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Size of boiler tubes is specified by Inside diameter and thickness Mean diameter and thickness Outside diameter and inside diameter Outside diameter and thickness Inside diameter and thickness Mean diameter and thickness Outside diameter and inside diameter Outside diameter and thickness ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An ideal regenerative cycle is Less than Carnot cycle More than Carnot cycle Could be anything Equal to Carnot cycle Less than Carnot cycle More than Carnot cycle Could be anything Equal to Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small steam plants is to Create vacuum in furnace Dose chemicals in feed water Create vacuum at turbine exhaust Pump feed water Create vacuum in furnace Dose chemicals in feed water Create vacuum at turbine exhaust Pump feed water ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Maximum energy loss in a boiler occurs due to Ash content Incomplete combustion Unburnt carbon in ash Flue gases Ash content Incomplete combustion Unburnt carbon in ash Flue gases ANSWER DOWNLOAD EXAMIANS APP
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