Steam Boilers, Engines, Nozzles and Turbines The overall efficiency of thermal power plant is All the three above plus gas cycle efficiency Regenerative cycle efficiency Carnot cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency All the three above plus gas cycle efficiency Regenerative cycle efficiency Carnot cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency 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 One kilowatt-hour energy is equivalent to 3600 kJ 3600 kW/sec 1000 J 360 kJ 3600 kJ 3600 kW/sec 1000 J 360 kJ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Increase the heat drop Decrease dryness fraction of steam Increase the entropy Decrease specific volume of steam Increase the heat drop Decrease dryness fraction of steam Increase the entropy Decrease specific volume of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially wet steam is 0.601 0.577 0.546 0.582 0.601 0.577 0.546 0.582 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The safety valve on boiler drum compared to safety valve on superheater is set at Same value Higher value Lower value Lower/higher depending on steam flow Same value Higher value Lower value Lower/higher depending on steam flow ANSWER DOWNLOAD EXAMIANS APP
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