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 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure 100°C and 1.1 bar pressure 50°C and 1.1 bar pressure 50°C and normal atmospheric 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 _________ the steam raising capacity of a boiler. None of these Decreases Has no effect on Increases None of these Decreases Has no effect on Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is Very high Very low High Low Very high Very low High Low ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Maximum energy loss in a boiler occurs due to Incomplete combustion Ash content Unburnt carbon in ash Flue gases Incomplete combustion Ash content Unburnt carbon in ash Flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines By compounding the expansion of steam in two or more cylinders, the length of stroke Increases None of these Does not change Decreases Increases None of these Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of feed water has to be raised before its entry into the boiler. The pressure is raised by a device known as Injector Feed pump Feed check valve Pressure gauge Injector Feed pump Feed check valve Pressure gauge ANSWER DOWNLOAD EXAMIANS APP
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