Steam Boilers, Engines, Nozzles and Turbines The selection of type and size of a steam boiler depends upon The power required and working pressure The fuel and water available All of these The geographical position of the power house The power required and working pressure The fuel and water available All of these The geographical position of the power house 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 50°C and 1.1 bar pressure 100°C and normal atmospheric pressure 100°C and 1.1 bar pressure 50°C and normal atmospheric pressure 50°C and 1.1 bar pressure 100°C and normal atmospheric pressure 100°C and 1.1 bar pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Decreases steam pressure Increases steam pressure Decreases fuel consumption Increases steam flow Decreases steam pressure Increases steam pressure Decreases fuel consumption Increases steam flow ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Steam turbines are used for Large marine propulsion Direct drive of fans, compressors, pumps All of these Electric power generation Large marine propulsion Direct drive of fans, compressors, pumps All of these Electric power generation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the isentropic heat drop to the heat supplied, is called Reheat factor Internal efficiency Stage efficiency Rankine efficiency Reheat factor Internal efficiency Stage efficiency Rankine efficiency 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 0.1 to 0.2 kg 0.6 to 0.8 kg 1.0 to 1.5 kg 0.2 to 0.4 kg 0.1 to 0.2 kg 0.6 to 0.8 kg 1.0 to 1.5 kg 0.2 to 0.4 kg ANSWER DOWNLOAD EXAMIANS APP
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