Steam Boilers, Engines, Nozzles and Turbines A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as Steam condenser Steam preheater Economiser Steam boiler Steam condenser Steam preheater Economiser Steam boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The heat loss in a boiler takes place in the form of Heat carried away by ash Heat carried away by flue gases All of these Moisture present in fuel and steam formed by combustion of hydrogen in fuel Heat carried away by ash Heat carried away by flue gases All of these Moisture present in fuel and steam formed by combustion of hydrogen in fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency, and hd = Enthalpy or heat drop during expansion of steam in a nozzle) V = 44.72 hd K V = 44.72 K hd V = 44.72 K hd V = 44.72 K hd V = 44.72 hd K V = 44.72 K hd V = 44.72 K hd V = 44.72 K hd ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of steam __________ while flowing through a nozzle. Decreases None of these Increases Remains constant Decreases None of these Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in, a Coarran and Scottish marine boiler are Horizontal Vertical Inclined Both horizontal and vertical Horizontal Vertical Inclined Both horizontal and vertical ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for gases is 0.528 0.582 0.546 0.577 0.528 0.582 0.546 0.577 ANSWER DOWNLOAD EXAMIANS APP
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