Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Economize on fuel Increase flue gas temperature Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Economize on fuel Increase flue gas temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse turbine, steam expands Wholly in blades Wholly in nozzle Partly in the nozzle and partly in blades None of these Wholly in blades Wholly in nozzle Partly in the nozzle and partly in blades None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines At which pressure the properties of water and steam become identical 0.1 kg/cm² 1 kg/cm² 225.6 kg/cm² 100 kg/cm² 0.1 kg/cm² 1 kg/cm² 225.6 kg/cm² 100 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of a thermal power plant is of the order of 0.45 0.15 0.2 0.3 0.45 0.15 0.2 0.3 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The heat balance sheet for the boiler shows the Steam formed by combustion of hydrogen per kg of fuel All of these Complete account of heat supplied by 1 kg of dry fuel and the heat consumed Moisture present in the fuel Steam formed by combustion of hydrogen per kg of fuel All of these Complete account of heat supplied by 1 kg of dry fuel and the heat consumed Moisture present in the fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) None of these Decreases Remains constant Increases None of these Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
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