Steam Boilers, Engines, Nozzles and Turbines While steam expands in turbines, theoretically the entropy Decreases Increases Behaves unpredictably Remains constant Decreases Increases Behaves unpredictably Remains constant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The specific volume of steam with increase in pressure decreases Inversely Slowly first and then rapidly Rapidly first and then slowly Linearly Inversely Slowly first and then rapidly Rapidly first and then slowly Linearly ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of Higher calorific value Fixed carbon, ash, volatile matter, moisture Lower calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Higher calorific value Fixed carbon, ash, volatile matter, moisture Lower calorific value Carbon, hydrogen, nitrogen, sulphur, moisture ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines 100% efficiency of a thermal cycle cannot be achieved because of It is not possible to achieve 0°K temperature Non availability of ideal substance Frictional losses Leakage It is not possible to achieve 0°K temperature Non availability of ideal substance Frictional losses Leakage ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as 50°C and normal atmospheric pressure 100°C and 1.1 bar pressure 100°C and normal atmospheric pressure 50°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and 1.1 bar pressure 100°C and normal atmospheric pressure 50°C and 1.1 bar pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.21 0.3 0.4 0.23 0.21 0.3 0.4 0.23 ANSWER DOWNLOAD EXAMIANS APP
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