Steam Boilers, Engines, Nozzles and Turbines Adiabatic process is Reversible process Essentially an isentropic process Constant temperature process Non-heat transfer process Reversible process Essentially an isentropic process Constant temperature process Non-heat transfer process ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a safety valve is To blow off steam when the pressure of steam inside the boiler exceeds the working pressure None of these To indicate the water level inside the boiler to an observer To measure pressure of steam inside the steam boiler To blow off steam when the pressure of steam inside the boiler exceeds the working pressure None of these To indicate the water level inside the boiler to an observer To measure pressure of steam inside the steam boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hard coke is produced by carburization of coal at Atmospheric temperature 500-600°C 950-1100°C 700-850°C Atmospheric temperature 500-600°C 950-1100°C 700-850°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The compounding of turbines is done in order to Reduce exit losses All of these Improve efficiency Reduce speed of rotor Reduce exit losses All of these Improve efficiency Reduce speed of rotor ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is required for a steam condensing plant? Condenser Condensate pump Air extraction pump All of these Condenser Condensate pump Air extraction pump All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity ‘V’ at inlet) Vb = V² cos α Vb = 0.5 V² cosα Vb = 0.5 V cosα Vb = V cos α Vb = V² cos α Vb = 0.5 V² cosα Vb = 0.5 V cosα Vb = V cos α ANSWER DOWNLOAD EXAMIANS APP
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