Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Amount of water evaporated per hour Steam produced in kg/h All of the listed here Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour Steam produced in kg/h All of the listed here Steam produced in kg/kg of fuel burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent nozzle. Decreases Increases Remain same None of these Decreases Increases Remain same None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of brake power to the indicated power is known as Indicated thermal efficiency Mechanical efficiency Brake thermal efficiency Overall efficiency Indicated thermal efficiency Mechanical efficiency Brake thermal efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In case of non-condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the condenser pressure. Equal to Lower than None of these Higher than Equal to Lower than None of these Higher than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is More Less Same Could be more or less depending on other factors More Less Same Could be more or less depending on other factors ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Tertiary air is the air used to Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Cool the scanners Transport and dry the coal Provide air around burners for obtaining optimum combustion Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Cool the scanners Transport and dry the coal Provide air around burners for obtaining optimum combustion ANSWER DOWNLOAD EXAMIANS APP
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