Steam Boilers, Engines, Nozzles and Turbines Hygrometry deals with the Temperature of air Hygroscopic substances Water vapor in air Pressure of air Temperature of air Hygroscopic substances Water vapor in air Pressure of air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of shell of a Locomotive boiler is 3 m 2 m 1 m 4 m 3 m 2 m 1 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the temperature rise of cooling water to the vacuum temperature minus inlet cooling water temperature is called Condenser efficiency Vacuum efficiency Boiler efficiency Nozzle efficiency Condenser efficiency Vacuum efficiency Boiler efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The natural draught is produced by Chimney Steam jet Both (A) and (B) Centrifugal fan Chimney Steam jet Both (A) and (B) Centrifugal fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy rise per kg of water is 145 kJ. If the calorific valve of the coal is 2050 kJ/kg, then the boiler efficiency will be 0.74 0.78 0.63 0.56 0.74 0.78 0.63 0.56 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines While steam expands in turbines, theoretically the entropy Behaves unpredictably Remains constant Decreases Increases Behaves unpredictably Remains constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP