Steam Boilers, Engines, Nozzles and Turbines An air preheater is installed None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Fusible plug Pressure gauge Water level indicator Safety valve Fusible plug Pressure gauge Water level indicator Safety valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines During polytropic process Work is done Heat transfer takes place across cylinder walls Steam may be wet, dry or superheated after expansion All of these Work is done Heat transfer takes place across cylinder walls Steam may be wet, dry or superheated after expansion All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are Internally as well as externally fired None of these Externally fired Internally fired Internally as well as externally fired None of these Externally fired Internally fired ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Desecration of feed water is carried out because it reduces Heat transfer coefficient Cavitation of boiler feed pumps pH value of water Corrosion caused by oxygen Heat transfer coefficient Cavitation of boiler feed pumps pH value of water Corrosion caused by oxygen ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The rate of discharge through the nozzle ___ when the exit pressure is gradually reduced. None of the listed here Remains same Decreases Increases None of the listed here Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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