Steam Boilers, Engines, Nozzles and Turbines The forced circulation of water does not take place in Lancashire boiler LaMont boiler Benson boiler Velox boiler Lancashire boiler LaMont boiler Benson boiler Velox boiler 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 20 : 48 : 7 : 15 : 10 48 : 20 : 15 : 7 : 10 7 : 15 : 20 : 10 : 48 10 : 7 : 15 : 20 : 48 20 : 48 : 7 : 15 : 10 48 : 20 : 15 : 7 : 10 7 : 15 : 20 : 10 : 48 10 : 7 : 15 : 20 : 48 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, p₂) will be 3.3 bar 5.46 bar 8.2 bar 9.9 bar 3.3 bar 5.46 bar 8.2 bar 9.9 bar ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Equivalent evaporation is the amount of water evaporated in a boiler from and at 0°C 100°C Saturation temperature at given pressure Room temperature 0°C 100°C Saturation temperature at given pressure Room temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for steam turbines as compared to reciprocating steam engines? All of these A steam turbine develops higher speeds The steam consumption is less The efficiency of steam turbine is higher All of these A steam turbine develops higher speeds The steam consumption is less The efficiency of steam turbine is higher ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not the correct statement about moisture in coal? In some coals moisture may be present up to 40% It increases thermal efficiency Some moisture in coal helps in better burning which is not possible with completely dry coal Inherent moisture and surface moisture are different things In some coals moisture may be present up to 40% It increases thermal efficiency Some moisture in coal helps in better burning which is not possible with completely dry coal Inherent moisture and surface moisture are different things ANSWER DOWNLOAD EXAMIANS APP
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