Steam Boilers, Engines, Nozzles and Turbines An impulse turbine as compared to a reaction turbine, for a given power has _________ row of blades. None of these Less Equal More None of these Less Equal More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylindrical shell of a Lancashire boiler has diameter from 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Relative percentage of heat absorbed through the heat transfer of(i) Furnace water wall(ii) Boiler tank(iii) Superheater(iv) Economizer(v) Air-heater of a typical boiler of 200 MW capacity would be of the order of 10 : 7 : 15 : 20 : 48 7 : 15 : 20 : 10 : 48 48 : 20 : 15 : 7 : 10 20 : 48 : 7 : 15 : 10 10 : 7 : 15 : 20 : 48 7 : 15 : 20 : 10 : 48 48 : 20 : 15 : 7 : 10 20 : 48 : 7 : 15 : 10 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A condenser where circulating water flows through tubes which are surrounded by steam, in known as Surface condenser Barometric condenser Evaporative condenser Jet condenser Surface condenser Barometric condenser Evaporative condenser Jet condenser ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of Rankine cycle can be increased by Decreasing initial steam pressure and temperature Increasing exhaust pressure Increasing the expansion ratio Decreasing exhausts pressure Decreasing initial steam pressure and temperature Increasing exhaust pressure Increasing the expansion ratio Decreasing exhausts pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Boiler efficiency Vacuum efficiency Nozzle efficiency Condenser efficiency Boiler efficiency Vacuum efficiency Nozzle efficiency Condenser efficiency ANSWER DOWNLOAD EXAMIANS APP
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