Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine The steam is allowed to expand in the nozzle, where it gives a high velocity before it enters the moving blades The steam is expanded from a high pressure to a condenser pressure in one or more nozzles The expansion of steam takes place partly in the fixed blades and partly in the moving blades The pressure and temperature of steam remains constant The steam is allowed to expand in the nozzle, where it gives a high velocity before it enters the moving blades The steam is expanded from a high pressure to a condenser pressure in one or more nozzles The expansion of steam takes place partly in the fixed blades and partly in the moving blades The pressure and temperature of steam remains constant 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 Moisture present in the fuel All of these Complete account of heat supplied by 1 kg of dry fuel and the heat consumed Steam formed by combustion of hydrogen per kg of fuel Moisture present in the fuel All of these Complete account of heat supplied by 1 kg of dry fuel and the heat consumed ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C. 40°C 60°C 0°C 100°C 40°C 60°C 0°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as Back pressure turbine Pass out turbine Impulse turbine Low pressure turbine Back pressure turbine Pass out turbine Impulse turbine Low pressure turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction in the nozzle ___ dryness fraction of steam. Increases Has no effect on None of the listed here Decreases Increases Has no effect on None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The coal requirement per kW hour generation in the thermal power plant is of the order of 1.0 to 1.5 kg 0.6 to 0.8 kg 0.1 to 0.2 kg 0.2 to 0.4 kg 1.0 to 1.5 kg 0.6 to 0.8 kg 0.1 to 0.2 kg 0.2 to 0.4 kg ANSWER DOWNLOAD EXAMIANS APP
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