Steam Boilers, Engines, Nozzles and Turbines Desecration of feed water is carried out because it reduces Heat transfer coefficient Cavitation of boiler feed pumps pH value of water Corrosion caused by oxygen Heat transfer coefficient Cavitation of boiler feed pumps pH value of water Corrosion caused by oxygen ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines It is required to produce large amount of steam at low pressure. Which boiler should be used? Cochran boiler Pulverized fuel fired boiler Lancashire boiler Babcock and Wilcox boiler Cochran boiler Pulverized fuel fired boiler Lancashire boiler Babcock and Wilcox boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pulverized fuel is used for Less radiation loss Better burning Medium sized units More calorific value Less radiation loss Better burning Medium sized units More calorific value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) 176.5H/T1 88.25H/T1 T1 /176.5H T1 /88.25H 176.5H/T1 88.25H/T1 T1 /176.5H T1 /88.25H ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference between Cornish boiler and Lancashire boiler is that Former is water tube type and latter is fire tube type Former is fire tube type and latter is water tube type boiler None of the listed here Former contains one fire tube and latter contains two fire tubes Former is water tube type and latter is fire tube type Former is fire tube type and latter is water tube type boiler None of the listed here Former contains one fire tube and latter contains two fire tubes ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, the heat is lost To steam formed by combustion of hydrogen per kg of fuel To dry flue gases All of these In moisture present in the fuel To steam formed by combustion of hydrogen per kg of fuel To dry flue gases All of these In moisture present in the fuel ANSWER DOWNLOAD EXAMIANS APP
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