Steam Boilers, Engines, Nozzles and Turbines The steam enters the nozzle at a High pressure and a low velocity Low pressure and a low velocity High pressure and a high velocity Low pressure and a high velocity High pressure and a low velocity Low pressure and a low velocity High pressure and a high velocity Low pressure and a high velocity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The overall efficiency of thermal power plant is Boiler efficiency, turbine efficiency, generator efficiency All the three above plus gas cycle efficiency Carnot cycle efficiency Regenerative cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency All the three above plus gas cycle efficiency Carnot cycle efficiency Regenerative cycle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, convection superheater has Linear characteristic Flat characteristic Drooping characteristic Rising characteristic Linear characteristic Flat characteristic Drooping characteristic Rising characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A nozzle is said to be a divergent nozzle When the cross-section of the nozzle decreases continuously from entrance to exit None of these When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle decreases continuously from entrance to exit None of these When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit When the cross-section of the nozzle increases continuously from entrance to exit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 2000-4000 kcal/ kg 200-400 kcal/ kg 5000-8000 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg 200-400 kcal/ kg 5000-8000 kcal/ kg 800-1200 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines While steam expands in turbines, theoretically the entropy Remains constant Behaves unpredictably Decreases Increases Remains constant Behaves unpredictably Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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