Steam Boilers, Engines, Nozzles and Turbines The feed check valve is used in order to Allow high pressure feed water to flow to drum and not allow reverse flow to take place Recirculate unwanted feed water Regulate flow of boiler water Check level of water in boiler drum Allow high pressure feed water to flow to drum and not allow reverse flow to take place Recirculate unwanted feed water Regulate flow of boiler water Check level of water in boiler drum ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Desecration of feed water is carried out because it reduces pH value of water Heat transfer coefficient Cavitation of boiler feed pumps Corrosion caused by oxygen pH value of water Heat transfer coefficient Cavitation of boiler feed pumps Corrosion caused by oxygen ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines At which pressure the properties of water and steam become identical 1 kg/cm² 100 kg/cm² 225.6 kg/cm² 0.1 kg/cm² 1 kg/cm² 100 kg/cm² 225.6 kg/cm² 0.1 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught in locomotive boilers is produced by a Centrifugal fan Steam jet None of these Chimney Centrifugal fan Steam jet None of these Chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler. None of these Less Equal More None of these Less Equal More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially wet steam is 0.577 0.582 0.601 0.546 0.577 0.582 0.601 0.546 ANSWER DOWNLOAD EXAMIANS APP
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