Compressors, Gas Turbines and Jet Engines For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will Other factors control it Increase Remain unaffected Decrease Other factors control it Increase Remain unaffected Decrease ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Efficiency of gas turbine is increased by Reheating All of the listed here Adding a regenerator Inter cooling Reheating All of the listed here Adding a regenerator Inter cooling ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Out of the following, from where you will prefer to take intake for air compressor From coal yard side From an air conditioned room maintained at 20°C From outside atmosphere at 1°C From a side where cooling tower is located nearby From coal yard side From an air conditioned room maintained at 20°C From outside atmosphere at 1°C From a side where cooling tower is located nearby ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction is usually kept ________ for all types of axial flow compressors. 0.3 0.2 0.4 0.5 0.3 0.2 0.4 0.5 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would None of these Remain same Decrease Increase None of these Remain same Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines High air-fuel ratio in gas turbines Improves thermal efficiency Reduces exhaust temperature Do not damage turbine blades Increases power output Improves thermal efficiency Reduces exhaust temperature Do not damage turbine blades Increases power output ANSWER DOWNLOAD EXAMIANS APP
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