Steam Boilers, Engines, Nozzles and Turbines The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be 0.4 1.67 0.56 0.67 0.4 1.67 0.56 0.67 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve in a locomotive starts leaking. The leaking medium will be Wet steam Dry steam Water Super heated steam Wet steam Dry steam Water Super heated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In designing air preheaters, the important design consideration is that Handling and maintenance should be easier Approach temperature should be as low as possible Heat transfer area should be optimum Stack gases should not be cooled to the dew point Handling and maintenance should be easier Approach temperature should be as low as possible Heat transfer area should be optimum Stack gases should not be cooled to the dew point ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An air preheater is installed Between the economiser and chimney Before the superheater Before the economiser None of these Between the economiser and chimney Before the superheater Before the economiser None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The flow through a nozzle is regarded as Isentropic flow Constant volume flow Constant pressure flow Isothermal flow Isentropic flow Constant volume flow Constant pressure flow Isothermal flow ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The capacity of induced draft fan compared to forced draft fan in a boiler is More Less Less or more depending on size of boiler Same More Less Less or more depending on size of boiler Same ANSWER DOWNLOAD EXAMIANS APP
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