Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially superheated steam is __________ as compared to initially dry saturated steam. Less Same More None of these Less Same More None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as Impulse turbine Back pressure turbine Pass out turbine Low pressure turbine Impulse turbine Back pressure turbine Pass out turbine Low pressure turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of well maintained boiler will be of the order 0.9 0.4 0.75 0.5 0.9 0.4 0.75 0.5 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Tertiary air is the air used to Provide air around burners for obtaining optimum combustion Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Cool the scanners Provide air around burners for obtaining optimum combustion Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Cool the scanners ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called Receiver type compound engine Woolf type compound engine None of these Tandem type compound engine Receiver type compound engine Woolf type compound engine None of these Tandem type compound engine 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. Higher than Equal to None of these Lower than Higher than Equal to None of these Lower than ANSWER DOWNLOAD EXAMIANS APP
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