Steam Boilers, Engines, Nozzles and Turbines An air preheater Increases the efficiency of the boiler Enables low grade fuel to be burnt All of these Increases evaporative capacity of the boiler Increases the efficiency of the boiler Enables low grade fuel to be burnt All of these Increases evaporative capacity of the boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes to the furnace for combustion purpose, is known as Economizer Superheater Injector Air-preheater Economizer Superheater Injector Air-preheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Degree of reaction is defined as the ratio of Heat drop in fixed blades plus heat drop in moving blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades Heat drop in fixed blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades plus heat drop in moving blades Heat drop in fixed blades plus heat drop in moving blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades Heat drop in fixed blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades plus heat drop in moving blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference of supersaturated temperature and saturation temperature at that pressure is called Degree of superheat Degree of super-saturation Degree of under-cooling None of the listed here Degree of superheat Degree of super-saturation Degree of under-cooling None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of a thermal power plant is of the order of 0.3 0.45 0.2 0.15 0.3 0.45 0.2 0.15 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 The steam consumption is less A steam turbine develops higher speeds The efficiency of steam turbine is higher All of these The steam consumption is less A steam turbine develops higher speeds The efficiency of steam turbine is higher ANSWER DOWNLOAD EXAMIANS APP
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