Steam Boilers, Engines, Nozzles and Turbines The heat balance sheet for the boiler shows the Moisture present in the fuel Steam formed by combustion of hydrogen per kg of fuel Complete account of heat supplied by 1 kg of dry fuel and the heat consumed All of these Moisture present in the fuel Steam formed by combustion of hydrogen per kg of fuel Complete account of heat supplied by 1 kg of dry fuel and the heat consumed All of these 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 Transport and dry the coal Provide air around burners for obtaining optimum combustion Cool the scanners 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 Cool the scanners ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the nozzle operates with the maximum mass flow, the nozzle is said to be Over-damping Under-damping Choked None of these Over-damping Under-damping Choked None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The natural draught is produced by Chimney Centrifugal fan Steam jet Both (A) and (B) Chimney Centrifugal fan Steam jet Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Willian’s line follows the law (where b = A constant representing the shape of the Willian’s line, a = Another constant i.e. no load consumption per hour, I.P. = Indicated power, and m = Steam consumption per hour) I.P. = a × m + b I.P. = b × m + a m = a + b × I.P. m = (b/I.P.) - a I.P. = a × m + b I.P. = b × m + a m = a + b × I.P. m = (b/I.P.) - a ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water at pressure of 4 kg/cm² and 160°C temperature when exposed to atmosphere will Cool down Remain as it was Flash i.e. get converted into steam Boil Cool down Remain as it was Flash i.e. get converted into steam Boil ANSWER DOWNLOAD EXAMIANS APP