Steam Boilers, Engines, Nozzles and Turbines 100% efficiency of a thermal cycle cannot be achieved because of Non availability of ideal substance Leakage It is not possible to achieve 0°K temperature Frictional losses Non availability of ideal substance Leakage It is not possible to achieve 0°K temperature Frictional losses ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals that of the surroundings Equals to atmospheric pressure Equals 760 mm of mercury Equals the pressure of water in the container Equals that of the surroundings Equals to atmospheric pressure Equals 760 mm of mercury Equals the pressure of water in the container ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The bituminous coal is no caking if its carbon content is 85-90% 81-85% 90-95% 78-81% 85-90% 81-85% 90-95% 78-81% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve mainly used with locomotive and marine boilers is Lever safety valve High steam and low water safety valve Dead weight safety valve Spring loaded safety valve Lever safety valve High steam and low water safety valve Dead weight safety valve Spring loaded safety valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small capacity boilers is to Inject chemical solution in feed pump Create vacuum Pump water, similar to boiler feed pump Add make up water in the system Inject chemical solution in feed pump Create vacuum Pump water, similar to boiler feed pump Add make up water in the system ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The missing quantity per stroke is equal to Cylinder feed indicated mass of steam Cylinder feed + indicated mass of steam Mass of cushion steam + indicated mass of steam Mass of cushion steam + cylinder feed Cylinder feed indicated mass of steam Cylinder feed + indicated mass of steam Mass of cushion steam + indicated mass of steam Mass of cushion steam + cylinder feed ANSWER DOWNLOAD EXAMIANS APP
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