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 Superheater Economizer Air-preheater Injector Superheater Economizer Air-preheater Injector ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially superheated steam is __________ as compared to initially dry saturated steam. Same None of these Less More Same None of these Less More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called Stop valve Superheater None of these Blow off cock Stop valve Superheater None of these Blow off cock ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Orsat meter is used for Measuring smoke density of flue gases Volumetric analysis of the flue gases Gravimetric analysis of the flue gases Mass flow of the flue gases Measuring smoke density of flue gases Volumetric analysis of the flue gases Gravimetric analysis of the flue gases Mass flow of the flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated in kg per kg of fuel burnt is called Equivalent evaporation from and at 100° C Evaporative capacity of a boiler Boiler efficiency None of these Equivalent evaporation from and at 100° C Evaporative capacity of a boiler Boiler efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An air preheater is installed Before the superheater None of these Before the economiser Between the economiser and chimney Before the superheater None of these Before the economiser Between the economiser and chimney ANSWER DOWNLOAD EXAMIANS APP
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