Steam Boilers, Engines, Nozzles and Turbines A device used to heat feed water by utilizing the heat in me exhaust flue gases before leaving through the chimney, is known as Economizer Fusible plug Stop valve Superheater Economizer Fusible plug Stop valve Superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If the critical pressure ratio for steam is 0.546, then the steam is initially None of these Superheated steam Dry saturated steam Wet steam None of these Superheated steam Dry saturated steam Wet steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Duplex feed pumps are used in small steam boilers. These operate on the principle of Reciprocating pump Centrifugal pump Gear pump Axial flow pump Reciprocating pump Centrifugal pump Gear pump Axial flow pump ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A fusible plug is fitted in small boilers in order to Avoid explosion Control steam dome Avoid excessive build up of pressure Extinguish fire if water level in the boiler falls below alarming limit Avoid explosion Control steam dome Avoid excessive build up of pressure Extinguish fire if water level in the boiler falls below alarming limit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines While steam expands in turbines, theoretically the entropy Decreases Increases Behaves unpredictably Remains constant Decreases Increases Behaves unpredictably Remains constant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes of a Lancashire boiler is about ___ that of its shell. One-fourth One-half One-third Two-fifth One-fourth One-half One-third Two-fifth ANSWER DOWNLOAD EXAMIANS APP