Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Boiler efficiency Condenser efficiency Vacuum efficiency Nozzle efficiency Boiler efficiency Condenser efficiency Vacuum efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is a fire tube boiler? Lancashire boiler Babcock and Wilcox boiler Yarrow boiler None of these Lancashire boiler Babcock and Wilcox boiler Yarrow boiler None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The feed check valve is used in order to Regulate flow of boiler water Check level of water in boiler drum Recirculate unwanted feed water Allow high pressure feed water to flow to drum and not allow reverse flow to take place Regulate flow of boiler water Check level of water in boiler drum Recirculate unwanted feed water Allow high pressure feed water to flow to drum and not allow reverse flow to take place ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of shell of a Locomotive boiler is 2 m 3 m 1 m 4 m 2 m 3 m 1 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The selection of type and size of a steam boiler depends upon The fuel and water available The geographical position of the power house All of these The power required and working pressure The fuel and water available The geographical position of the power house All of these The power required and working pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase Increases Increases/decreases depending on steam temperature requirements Remains unchanged Decreases Increases Increases/decreases depending on steam temperature requirements Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
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