Steam Boilers, Engines, Nozzles and Turbines The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase Increases/decreases depending on steam temperature requirements Decreases Increases Remains unchanged Increases/decreases depending on steam temperature requirements Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. Has no effect on None of these Increases Decreases Has no effect on None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic job of feed water treatment in boilers is to overcome the problem of Corrosion Scale Carryover All of these Corrosion Scale Carryover All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In recuperative air preheaters, the heat is transferred From a metal wall from one medium to another From heating an intermediate material and then heating the air from this material By direct mixing Heat is transferred by bleeding some gases from furnace From a metal wall from one medium to another From heating an intermediate material and then heating the air from this material By direct mixing Heat is transferred by bleeding some gases from furnace ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about pulverized fuel firing? Heat release can be easily controlled It is the best technique for burning high ash content fuel having low fusion ash High burning rate is possible Fuel burns economically Heat release can be easily controlled It is the best technique for burning high ash content fuel having low fusion ash High burning rate is possible Fuel burns economically ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler varies from 2 to 3 m 1 to 2 m 0.5 to 1 m 1.25 to 2.5 m 2 to 3 m 1 to 2 m 0.5 to 1 m 1.25 to 2.5 m ANSWER DOWNLOAD EXAMIANS APP
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