Steam Boilers, Engines, Nozzles and Turbines A safety valve in a locomotive starts leaking. The leaking medium will be Dry steam Super heated steam Water Wet steam Dry steam Super heated steam Water Wet steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small capacity boilers is to Pump water, similar to boiler feed pump Inject chemical solution in feed pump Add make up water in the system Create vacuum Pump water, similar to boiler feed pump Inject chemical solution in feed pump Add make up water in the system Create vacuum ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, the heat is lost In moisture present in the fuel To steam formed by combustion of hydrogen per kg of fuel All of these To dry flue gases In moisture present in the fuel To steam formed by combustion of hydrogen per kg of fuel All of these To dry flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler is of the order of 1.52.5 m 23 m 2.53.5 m 12 m 1.52.5 m 23 m 2.53.5 m 12 m 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) T1 /88.25H 88.25H/T1 176.5H/T1 T1 /176.5H T1 /88.25H 88.25H/T1 176.5H/T1 T1 /176.5H ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines By compounding the expansion of steam in two or more cylinders, the length of stroke Decreases Does not change None of these Increases Decreases Does not change None of these Increases ANSWER DOWNLOAD EXAMIANS APP
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