Steam Boilers, Engines, Nozzles and Turbines Secondary air is the air used to Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Provide air around burners for obtaining optimum combustion Air delivered by induced draft fan Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Provide air around burners for obtaining optimum combustion Air delivered by induced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Feed water conditioning in thermal power plants in done to Reduce hardness and for removal of solids Increase steam parameters Increase efficiency of thermal power plant Increase heat transfer rate Reduce hardness and for removal of solids Increase steam parameters Increase efficiency of thermal power plant Increase heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is used to blow off steam when the None of these Steam pressure exceeds the working pressure Both (A) and (B) Water level in the boiler becomes too low None of these Steam pressure exceeds the working pressure Both (A) and (B) Water level in the boiler becomes too low ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called None of these Induced steam jet draught Chimney draught Forced steam jet draught None of these Induced steam jet draught Chimney draught Forced steam jet draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler is of the order of 79 m 35 m 57.5 m 24 m 79 m 35 m 57.5 m 24 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. 180° 60° 90° 270° 180° 60° 90° 270° ANSWER DOWNLOAD EXAMIANS APP
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