Steam Boilers, Engines, Nozzles and Turbines An air preheater Increases the efficiency of the boiler All of these Increases evaporative capacity of the boiler Enables low grade fuel to be burnt Increases the efficiency of the boiler All of these Increases evaporative capacity of the boiler Enables low grade fuel to be burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diagram efficiency is the ratio of None of these Workdone on the blades to the energy supplied to the blades Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Workdone on the blades to the energy supplied to the blades Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines One kg of steam sample contains 0.8 kg dry steam? Its dryness fraction is 1 0.8 0.2 0.6 1 0.8 0.2 0.6 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, radiant superheater has Drooping characteristic Linear characteristic Flat characteristic Rising characteristic Drooping characteristic Linear characteristic Flat characteristic Rising characteristic ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the wrong statement about water tube boiler in comparison to fire tube boilers Chances of explosion are less in former case Rate of steam flow is more in former case Former is used for high installed capacity Former occupies less space for same power Chances of explosion are less in former case Rate of steam flow is more in former case Former is used for high installed capacity Former occupies less space for same power ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle increases continuously from entrance to exit, it is called a None of these Convergent nozzle Divergent nozzle Convergent-divergent nozzle None of these Convergent nozzle Divergent nozzle Convergent-divergent nozzle ANSWER DOWNLOAD EXAMIANS APP
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